340 relations: Acanthodii, American Society of Clinical Oncology, Ampullae of Lorenzini, Anal sinuses, Anatomical terms of location, Anecdotal evidence, Angelshark, Animal locomotion, Aorta, Apatite, Apex predator, Apparent death, Aquatic feeding mechanisms, Aquatic respiration, Arm, Artery, Asexual reproduction, Asphyxia, Aumakua, Austin Powers, Australia, Baleen, Barbel (anatomy), Basking shark, Batman (1966 film), Batoidea, Benthic zone, Bigeye thresher, Blacktip reef shark, Blood, Blood vessel, Blue shark, Bull shark, Bullhead shark, Calcium phosphate, Cancer, Carcharhiniformes, Caribbean reef shark, Caribbean Sea, Carnivore, Carpet shark, Cartilage, Catshark, Cellular respiration, Cetacea, Chemoreceptor, Chicago, Chimaera, China, Chondrichthyes, ..., Circulatory system, CITES, Clade, Cladodont, Cladoselache, Cladoselachidae, Clasper, Class (biology), Cloaca, Coelacanth, Color blindness, Common thresher, Cone cell, Connective tissue, Convention on the Conservation of Migratory Species of Wild Animals, Conveyor belt, Cookiecutter shark, Cornea, Countercurrent exchange, Cow shark, Cretaceous–Paleogene extinction event, Crustacean, Dakuwaqa, Deep Blue Sea (1999 film), Deep frying, Dinoshark, DNA profiling, Dorsal aorta, Drum line (shark control), Dwarf lanternshark, Early Cretaceous, Earth's magnetic field, Edinburgh Napier University, Egg case (Chondrichthyes), Elasmobranchii, Electric field, Electromagnetic field, Electroreception, Elegestolepis, Eocene, Eugeneodontida, Eye, Fecundity, Female sperm storage, Finding Nemo, Fish, Fish and chips, Fish fin, Fish locomotion, Fish scale, Fishes of the World, Fishing vessel, Flake (fish), Fluid dynamics, Food and Drug Administration, Food chain, Frilled shark, Galeomorphii, Genetic diversity, Gill, Gill raker, Gill slit, Goblin shark, God, Great white shark, Greenland shark, Grey reef shark, Gulf of California, Gums, Hammerhead shark, Hawaii, Hawaiian religion, Hákarl, Hearing, Heart, Heiau, Herring, Hertz, Hexanchiformes, Holocephali, Homeothermy, Horn shark, Houndshark, Houston, Hybodontiformes, Iceland, India, Inner ear, Internal fertilization, International Shark Attack File, International Union for Conservation of Nature, Introduced species, Intromittent organ, Ireland, Isistius, Isurus, IUCN Red List, Jabberjaw, Japan, Jaw, Jaws (film), Jaws (novel), Jersey Shore shark attacks of 1916, John Hawkins (naval commander), Kahuna, Kamohoalii, Kīlauea, Kidney, King mackerel, KwaZulu-Natal, Lamnidae, Lamniformes, Lateral line, Leather, Lemon shark, Lens (anatomy), Leopard shark, Library of Congress, List of longest-living organisms, List of mammalian gestation durations, List of natural horror films, List of prehistoric cartilaginous fish, List of sharks, Lobe (anatomy), Longfin mako shark, Loophole, Luminescence, Mackerel, Mammal, Marine mammal, Marine vertebrate, Mating, Megalodon, Megamouth shark, Memorandum of Understanding on the Conservation of Migratory Sharks, Mercury in fish, Middle English Dictionary, Molar (tooth), Mollusca, Molokai, Monocular, Monterey Bay Aquarium, National Cancer Institute, National Geographic Society, Nature (journal), New South Wales, Nictitating membrane, Nocturnality, Nurse shark, Ocean, Ocean current, Oceanic basin, Oceanic whitetip shark, Offspring, Olfaction, Oophagy, Order (biology), Ordovician, Osmosis, Osteichthyes, Osteoarthritis, Outline of sharks, Oviduct, Oviparity, Ovoviviparity, Oxford English Dictionary, Palau, Paleozoic, Parasitism, Parthenogenesis, Parts-per notation, Pelagic zone, Pele (deity), Penis, Pet store, Peter Benchley, Plankton, Poikilotherm, Polyphyly, Porbeagle, Port Jackson shark, Portuguese dogfish, Posterior cardinal vein, Pridoli epoch, Pupil, Queensland, R/K selection theory, Requiem shark, Rete mirabile, Retina, Right whale, River shark, Rod cell, Rostrum (anatomy), Sand tiger shark, Sawshark, Scalloped hammerhead, School shark, Science (journal), Seafood Watch, Seamount, Serration, Sewage, Sexual maturity, Shark Conservation Act, Shark fin soup, Shark finning, Shark Finning Prohibition Act, Shark meat, Shark threat display, Shark tooth, Shark Trust, Sharktopus, Sharkwater, Shortfin mako shark, Sieve, Silky shark, Silurian, Sister group, Skate (fish), Skull, Smooth-hound, South Africa, Spectrophotometry, Sperm, Spinal cord, Spiny dogfish, Spiracle, Spiral valve, Squalene, Squalidae, Squaliformes, Squalomorphii, Squid, Statistics, Status symbol, Stereoscopy, Steven Spielberg, Stingray, Supermarket, Swell shark, Swordfish, Syfy, Symmoriida, Tail, Tamil language, Tamil Nadu, Tapetum lucidum, Teleost, Telugu language, Tessera, Tetrapod, The Advertiser (Adelaide), The Guardian, The Independent, The Reef (2010 film), The Verge, Thelodonti, Thermoregulation, THOMAS, Thomas Beckington, Thresher shark, Tiger shark, Tilefish, Tom and Jerry, Tonicity, Trimethylamine, United States, United States Court of Appeals for the Ninth Circuit, United States courts of appeals, United States v. Approximately 64,695 Pounds of Shark Fins, University of Texas MD Anderson Cancer Center, Urea, Ventricle (heart), Vertebral column, Vertebrate, Victoria (Australia), Viper dogfish, Viviparity, Walking the plank, Warm-blooded, Western Australian shark cull, Whale shark, Whitetip reef shark, Wobbegong, Xenacanthida, Xenacanthus, Yolk, Yucatec Maya language, Zebra shark. Expand index (290 more) » « Shrink index
Acanthodii or acanthodians (sometimes called spiny sharks) is a paraphyletic class of extinct teleostome fish, sharing features with both bony fish and cartilaginous fish.
The American Society of Clinical Oncology (ASCO) is a professional organization representing physicians of all oncology sub-specialties who care for people with cancer.
The ampullae of Lorenzini are special sensing organs called electroreceptors, forming a network of jelly-filled pores.
The anal sinuses (rectal sinuses) are furrows in the anal canal, that separate the anal columns from one another.
Standard anatomical terms of location deal unambiguously with the anatomy of animals, including humans.
Anecdotal evidence is evidence from anecdotes, i.e., evidence collected in a casual or informal manner and relying heavily or entirely on personal testimony.
The angelsharks are a group of sharks in the genus Squatina in the family Squatinidae, which are unusual in having flattened bodies and broad pectoral fins that give them a strong resemblance to rays.
Animal locomotion, in ethology, is any of a variety of movements or methods that animals use to move from one place to another.
The aorta is the main artery in the human body, originating from the left ventricle of the heart and extending down to the abdomen, where it splits into two smaller arteries (the common iliac arteries).
Apatite is a group of phosphate minerals, usually referring to hydroxylapatite, fluorapatite and chlorapatite, with high concentrations of OH−, F− and Cl− ions, respectively, in the crystal.
An apex predator, also known as an alpha predator or top predator, is a predator at the top of a food chain, with no natural predators.
Apparent death, colloquially known as playing dead, feigning death, or playing possum, is a behavior in which animals take on the appearance of being dead.
Aquatic feeding mechanisms face a special difficulty as compared to feeding on land, because the density of water is about the same as that of the prey, so the prey tends to be pushed away when the mouth is closed.
Aquatic respiration is the process whereby an aquatic animal obtains oxygen from water.
In human anatomy, the arm is the part of the upper limb between the glenohumeral joint (shoulder joint) and the elbow joint.
An artery (plural arteries) is a blood vessel that takes blood away from the heart to all parts of the body (tissues, lungs, etc).
Asexual reproduction is a type of reproduction by which offspring arise from a single organism, and inherit the genes of that parent only; it does not involve the fusion of gametes, and almost never changes the number of chromosomes.
Asphyxia or asphyxiation is a condition of severely deficient supply of oxygen to the body that arises from abnormal breathing.
In Hawaiian mythology, an ʻaumakua (often spelled aumakua) is a family god, often a deified ancestor.
The Austin Powers series is a series of American spy action comedy films: Austin Powers: International Man of Mystery (1997), Austin Powers: The Spy Who Shagged Me (1999) and Austin Powers in Goldmember (2002).
Australia, officially the Commonwealth of Australia, is a sovereign country comprising the mainland of the Australian continent, the island of Tasmania and numerous smaller islands.
Baleen is a filter-feeder system inside the mouths of baleen whales.
In fish anatomy and turtle anatomy, a barbel is a slender, whiskerlike sensory organ near the mouth.
The basking shark (Cetorhinus maximus) is the second-largest living shark, after the whale shark, and one of three plankton-eating shark species, along with the whale shark and megamouth shark.
Batman (often promoted as Batman: The Movie) is a 1966 American superhero film based on the ''Batman'' television series, and the first full-length theatrical adaptation of the DC Comics character Batman.
Batoidea is a superorder of cartilaginous fish commonly known as rays.
The benthic zone is the ecological region at the lowest level of a body of water such as an ocean or a lake, including the sediment surface and some sub-surface layers.
The bigeye thresher (Alopias superciliosus) is a species of thresher shark, family Alopiidae, found in temperate and tropical oceans worldwide.
The blacktip reef shark (Carcharhinus melanopterus) is a species of requiem shark, in the family Carcharhinidae, easily identified by the prominent black tips on its fins (especially on the first dorsal fin and its caudal fin).
Blood is a body fluid in humans and other animals that delivers necessary substances such as nutrients and oxygen to the cells and transports metabolic waste products away from those same cells.
The blood vessels are the part of the circulatory system, and microcirculation, that transports blood throughout the human body.
The blue shark (Prionace glauca) is a species of requiem shark, in the family Carcharhinidae, that inhabits deep waters in the world's temperate and tropical oceans.
The bull shark (Carcharhinus leucas), also known as the Zambezi shark (informally "zambi") in Africa, and Lake Nicaragua shark in Nicaragua, is a requiem shark commonly found worldwide in warm, shallow waters along coasts and in rivers.
The bullhead sharks are a small order (Heterodontiformes) of basal modern sharks (Neoselachii).
Calcium phosphate is a family of materials and minerals containing calcium ions (Ca2+) together with inorganic phosphate anions.
Cancer is a group of diseases involving abnormal cell growth with the potential to invade or spread to other parts of the body.
Carcharhiniformes, the ground sharks, with over 270 species, are the largest order of sharks.
The Caribbean reef shark (Carcharhinus perezii) is a species of requiem shark, belonging to the family Carcharhinidae.
The Caribbean Sea (Mar Caribe; Mer des Caraïbes; Caraïbische Zee) is a sea of the Atlantic Ocean in the tropics of the Western Hemisphere.
A carnivore, meaning "meat eater" (Latin, caro, genitive carnis, meaning "meat" or "flesh" and vorare meaning "to devour"), is an organism that derives its energy and nutrient requirements from a diet consisting mainly or exclusively of animal tissue, whether through predation or scavenging.
Carpet sharks are sharks classified in the order Orectolobiformes.
Cartilage is a resilient and smooth elastic tissue, a rubber-like padding that covers and protects the ends of long bones at the joints, and is a structural component of the rib cage, the ear, the nose, the bronchial tubes, the intervertebral discs, and many other body components.
Catsharks are ground sharks of the family Scyliorhinidae.
Cellular respiration is a set of metabolic reactions and processes that take place in the cells of organisms to convert biochemical energy from nutrients into adenosine triphosphate (ATP), and then release waste products.
Cetacea are a widely distributed and diverse clade of aquatic mammals that today consists of the whales, dolphins, and porpoises.
A chemoreceptor, also known as chemosensor, is a specialized sensory receptor cell which transduces (responds to) a chemical substance (endogenous or induced) and generates a biological signal.
Chicago, officially the City of Chicago, is the third most populous city in the United States, after New York City and Los Angeles.
Chimaeras the order Chimaeriformes, known informally as ghost sharks, rat fish (not to be confused with the rattails), spookfish (not to be confused with the true spookfish of the family Opisthoproctidae), or rabbit fish (not to be confused with the family Siganidae).
China, officially the People's Republic of China (PRC), is a unitary one-party sovereign state in East Asia and the world's most populous country, with a population of around /1e9 round 3 billion.
Chondrichthyes (from Greek χονδρ- chondr- 'cartilage', ἰχθύς ichthys 'fish') is a class that contains the cartilaginous fishes: they are jawed vertebrates with paired fins, paired nares, scales, a heart with its chambers in series, and skeletons made of cartilage rather than bone.
The circulatory system, also called the cardiovascular system or the vascular system, is an organ system that permits blood to circulate and transport nutrients (such as amino acids and electrolytes), oxygen, carbon dioxide, hormones, and blood cells to and from the cells in the body to provide nourishment and help in fighting diseases, stabilize temperature and pH, and maintain homeostasis.
CITES (the Convention on International Trade in Endangered Species of Wild Fauna and Flora, also known as the Washington Convention) is a multilateral treaty to protect endangered plants and animals.
A clade (from κλάδος, klados, "branch"), also known as monophyletic group, is a group of organisms that consists of a common ancestor and all its lineal descendants, and represents a single "branch" on the "tree of life".
This is a typical Cladodont tooth, of a shark called ''Glikmanius'' Cladodont (from Latin cladus, meaning branch and Greek Odon, meaning tooth) is the term for a common category of early Devonian shark known primarily for its "multi-cusped" tooth consisting of one long blade surrounded by many short, fork-like tines, designed to catch food that was swallowed whole, instead of being used to saw off chunks of meat like many modern sharks.
Cladoselache is a genus of extinct shark.
Cladoselachidae is an extinct family of cartilaginous fishes and among the earliest predecessors of modern sharks.
In biology, a clasper is a male anatomical structure found in some groups of animals, used in mating.
In biological classification, class (classis) is a taxonomic rank, as well as a taxonomic unit, a taxon, in that rank.
In animal anatomy, a cloaca (plural cloacae or) is the posterior orifice that serves as the only opening for the digestive, reproductive, and urinary tracts (if present) of many vertebrate animals, opening at the vent.
The coelacanths constitute a now rare order of fish that includes two extant species in the genus Latimeria: the West Indian Ocean coelacanth (Latimeria chalumnae) primarily found near the Comoro Islands off the east coast of Africa and the Indonesian coelacanth (Latimeria menadoensis).
Color blindness, also known as color vision deficiency, is the decreased ability to see color or differences in color.
The common thresher (Alopias vulpinus), also known by many names such as Atlantic thresher, big-eye thresher, fox shark, green thresher, swingletail, slasher, swiveltail, thintail thresher, whip-tailed shark and Zorro thresher shark, is the largest species of thresher shark, family Alopiidae, reaching some in length.
Cone cells, or cones, are one of three types of photoreceptor cells in the retina of mammalian eyes (e.g. the human eye).
Connective tissue (CT) is one of the four basic types of animal tissue, along with epithelial tissue, muscle tissue, and nervous tissue.
The Convention on the Conservation of Migratory Species of Wild Animals -- more commonly abbreviated to just the Convention on Migratory Species (CMS) or the Bonn Convention and CMS COP is known as Global Wildlife conference—aims to conserve terrestrial, marine and avian migratory species throughout their range.
A conveyor belt is the carrying medium of a belt conveyor system (often shortened to belt conveyor).
The cookiecutter shark (Isistius brasiliensis), also called the cigar shark, is a species of small dogfish shark in the family Dalatiidae.
The cornea is the transparent front part of the eye that covers the iris, pupil, and anterior chamber.
Countercurrent exchange is a mechanism occurring in nature and mimicked in industry and engineering, in which there is a crossover of some property, usually heat or some component, between two flowing bodies flowing in opposite directions to each other.
Cow sharks are a family, the Hexanchidae, of sharks characterized by an additional pair or pairs of gill slits.
The Cretaceous–Paleogene (K–Pg) extinction event, also known as the Cretaceous–Tertiary (K–T) extinction, was a sudden mass extinction of some three-quarters of the plant and animal species on Earth, approximately 66 million years ago.
Crustaceans (Crustacea) form a large, diverse arthropod taxon which includes such familiar animals as crabs, lobsters, crayfish, shrimp, krill, woodlice, and barnacles.
In Fijian mythology, Dakuwaqa (Dakuwanga) is a shark-god.
Deep Blue Sea is a 1999 American science fiction horror film directed by Renny Harlin.
Deep frying (also referred to as deep fat frying) is a cooking method in which food is submerged in hot fat, most commonly oil, rather than the shallow oil used in conventional frying, done in a frying pan.
Dinoshark is a 2010 low budget Syfy horror film.
DNA profiling (also called DNA fingerprinting, DNA testing, or DNA typing) is the process of determining an individual's DNA characteristics, which are as unique as fingerprints.
The dorsal aortae are paired (left and right) embryological vessels which progress to form the descending aorta.
A drum line is an unmanned aquatic trap used to lure and capture large sharks using baited hooks.
The dwarf lanternshark (Etmopterus perryi) is a little-known species of dogfish shark in the family Etmopteridae and possibly the smallest shark in the world, reaching a maximum known length of.
The Early Cretaceous/Middle Cretaceous (geochronological name) or the Lower Cretaceous (chronostratigraphic name), is the earlier or lower of the two major divisions of the Cretaceous.
Earth's magnetic field, also known as the geomagnetic field, is the magnetic field that extends from the Earth's interior out into space, where it meets the solar wind, a stream of charged particles emanating from the Sun.
Edinburgh Napier University is a public university in Edinburgh, Scotland.
An egg case or egg capsule is the casing that surrounds the eggs of oviparous sharks, skates, and chimaeras.
Elasmobranchii is a subclass of Chondrichthyes or cartilaginous fish, including the sharks (superorder Selachii) and the rays, skates, and sawfish (superorder Batoidea).
An electric field is a vector field surrounding an electric charge that exerts force on other charges, attracting or repelling them.
An electromagnetic field (also EMF or EM field) is a physical field produced by electrically charged objects.
Electroreception or electroception is the biological ability to perceive natural electrical stimuli.
Elegestolepis is a primitive shark that lived during the Silurian and Devonian periods.
The Eocene Epoch, lasting from, is a major division of the geologic timescale and the second epoch of the Paleogene Period in the Cenozoic Era.
The Eugeneodontida is an extinct and poorly known order of bizarre cartilaginous fishes.
Eyes are organs of the visual system.
In human demography and population biology, fecundity is the potential for reproduction of an organism or population, measured by the number of gametes (eggs), seed set, or asexual propagules.
Female sperm storage is a biological process and often a type of sexual selection in which sperm cells transferred to a female during mating are temporarily retained within a specific part of the reproductive tract before the oocyte, or egg, is fertilized.
Finding Nemo is a 2003 American computer-animated adventure film produced by Pixar Animation Studios and released by Walt Disney Pictures.
Fish are gill-bearing aquatic craniate animals that lack limbs with digits.
Fish and chips is a hot dish of English origin consisting of fried battered fish and hot potato chips.
Fins are usually the most distinctive anatomical features of a fish.
Fish locomotion is the variety of types of animal locomotion used by fish, principally by swimming.
The skin of most fishes is covered with scales, which, in many cases, are animal reflectors or produce animal coloration.
Fishes of the World by Joseph S. Nelson is a standard reference for fish systematics.
A fishing vessel is a boat or ship used to catch fish in the sea, or on a lake or river.
Flake is a term used in Australia to indicate the flesh of any of several species of small shark, particularly the gummy shark.
In physics and engineering, fluid dynamics is a subdiscipline of fluid mechanics that describes the flow of fluids - liquids and gases.
The Food and Drug Administration (FDA or USFDA) is a federal agency of the United States Department of Health and Human Services, one of the United States federal executive departments.
A food chain is a linear network of links in a food web starting from producer organisms (such as grass or trees which use radiation from the Sun to make their food) and ending at apex predator species (like grizzly bears or killer whales), detritivores (like earthworms or woodlice), or decomposer species (such as fungi or bacteria).
The frilled shark (Chlamydoselachus anguineus) is one of two extant species of shark in the family Chlamydoselachidae, with a wide but patchy distribution in the Atlantic and Pacific Oceans.
Galeomorphii is a superorder of cartilaginous fishes which includes all modern sharks except the dogfish and its relatives.
Genetic diversity is the total number of genetic characteristics in the genetic makeup of a species.
A gill is a respiratory organ found in many aquatic organisms that extracts dissolved oxygen from water and excretes carbon dioxide.
Gill rakers in fish are bony or cartilaginous processes that project from the branchial arch (gill arch) and are involved with suspension feeding tiny prey.
Gill slits are individual openings to gills, i.e., multiple gill arches, which lack a single outer cover.
The goblin shark (Mitsukurina owstoni) is a rare species of deep-sea shark.
In monotheistic thought, God is conceived of as the Supreme Being and the principal object of faith.
The great white shark (Carcharodon carcharias), commonly known as the great white or the white shark, is a species of large mackerel shark which can be found in the coastal surface waters of all the major oceans.
The Greenland shark (Somniosus microcephalus), also known as the gurry shark or grey shark, or by the Kalaallisut name eqalussuaq, is a large shark of the family Somniosidae ("sleeper sharks"), closely related to the Pacific and southern sleeper sharks.
The grey reef shark (Carcharhinus amblyrhynchos, sometimes misspelled amblyrhynchus or amblyrhinchos) is a species of requiem shark, in the family Carcharhinidae.
The Gulf of California (also known as the Sea of Cortez, Sea of Cortés or Vermilion Sea; locally known in the Spanish language as Mar de Cortés or Mar Bermejo or Golfo de California) is a marginal sea of the Pacific Ocean that separates the Baja California Peninsula from the Mexican mainland.
The gums or gingiva (plural: gingivae), consist of the mucosal tissue that lies over the mandible and maxilla inside the mouth.
The hammerhead sharks are a group of sharks in the family Sphyrnidae, so named for the unusual and distinctive structure of their heads, which are flattened and laterally extended into a "hammer" shape called a cephalofoil.
Hawaii (Hawaii) is the 50th and most recent state to have joined the United States, having received statehood on August 21, 1959.
Hawaiian religion encompasses the indigenous religious beliefs and practices of the Native Hawaiians.
Kæstur hákarl (Icelandic for "fermented shark") is a national dish of Iceland consisting of a Greenland shark (Somniosus microcephalus) or other sleeper shark which has been cured with a particular fermentation process and hung to dry for four to five months.
Hearing, or auditory perception, is the ability to perceive sounds by detecting vibrations, changes in the pressure of the surrounding medium through time, through an organ such as the ear.
The heart is a muscular organ in most animals, which pumps blood through the blood vessels of the circulatory system.
A heiau is a Hawaiian temple.
Herring are forage fish, mostly belonging to the family Clupeidae.
The hertz (symbol: Hz) is the derived unit of frequency in the International System of Units (SI) and is defined as one cycle per second.
The Hexanchiformes are the order consisting of the most primitive types of sharks, and numbering just seven extant species.
The subclass Holocephali ("complete heads") is a taxon of cartilaginous fish in the class Chondrichthyes.
Homeothermy or homothermy is thermoregulation that maintains a stable internal body temperature regardless of external influence.
The horn shark (Heterodontus francisci) is a species of bullhead shark, in the family Heterodontidae.
Houndsharks, the Triakidae, are a family of ground sharks, consisting of about 40 species in nine genera.
Houston is the most populous city in the U.S. state of Texas and the fourth most populous city in the United States, with a census-estimated 2017 population of 2.312 million within a land area of.
Hybodontiformes, also called hybodonts, are an extinct subset of Elasmobranchii (sharks, skates and rays) which existed from the Devonian to the Miocene.
Iceland is a Nordic island country in the North Atlantic, with a population of and an area of, making it the most sparsely populated country in Europe.
India (IAST), also called the Republic of India (IAST), is a country in South Asia.
The inner ear (internal ear, auris interna) is the innermost part of the vertebrate ear.
Internal fertilization is the union of an egg cell with a sperm during sexual reproduction inside the body of a parent.
The International Shark Attack File is a global database of shark attacks.
The International Union for Conservation of Nature (IUCN; officially International Union for Conservation of Nature and Natural Resources) is an international organization working in the field of nature conservation and sustainable use of natural resources.
An introduced species (alien species, exotic species, non-indigenous species, or non-native species) is a species living outside its native distributional range, which has arrived there by human activity, either deliberate or accidental.
An intromittent organ is a general term for an external organ of a male organism that is specialized to deliver sperm during copulation.
Ireland (Éire; Ulster-Scots: Airlann) is an island in the North Atlantic.
Isistius is a genus of dogfish sharks in the family Dalatiidae.
Isurus is a genus of mackerel sharks in the family Lamnidae, commonly known as the mako sharks.
The IUCN Red List of Threatened Species (also known as the IUCN Red List or Red Data List), founded in 1964, has evolved to become the world's most comprehensive inventory of the global conservation status of biological species.
Jabberjaw is a Saturday morning animated series created by Joe Ruby and Ken Spears and produced by Hanna-Barbera which aired on ABC from September 11 to December 18, 1976.
Japan (日本; Nippon or Nihon; formally 日本国 or Nihon-koku, lit. "State of Japan") is a sovereign island country in East Asia.
The jaw is any opposable articulated structure at the entrance of the mouth, typically used for grasping and manipulating food.
Jaws is a 1975 American thriller film directed by Steven Spielberg and based on Peter Benchley's 1974 novel of the same name.
Jaws is a 1974 novel by American writer Peter Benchley.
The Jersey Shore shark attacks of 1916 were a series of shark attacks along the coast of New Jersey, in the United States, between July 1 and 12, 1916, in which four people were killed and one injured.
Admiral Sir John Hawkins (also spelled as Hawkyns) (1532 – 12 November 1595) was an English slave trader, naval commander and administrator, merchant, navigator, shipbuilder and privateer.
Kahuna is a Hawaiian word, defined as a "priest, sorcerer, magician, wizard, minister, expert in any profession".
In Hawaiian mythology, Ka-moho-aliʻi is a shark god and a brother of Kāne Milohai, Pele, Kapo, Nāmaka and Hiʻiaka.
Kīlauea is a currently active shield volcano in the Hawaiian Islands, and the most active of the five volcanoes that together form the island of Hawaiokinai.
The kidneys are two bean-shaped organs present in left and right sides of the body in vertebrates.
The king mackerel or kingfish (Scomberomorus cavalla) is a migratory species of mackerel of the western Atlantic Ocean and Gulf of Mexico.
KwaZulu-Natal (also referred to as KZN and known as "the garden province") is a province of South Africa that was created in 1994 when the Zulu bantustan of KwaZulu ("Place of the Zulu" in Zulu) and Natal Province were merged.
The Lamnidae are the family of mackerel or white sharks. They are large, fast-swimming sharks, found in oceans worldwide.
The Lamniformes (from the Greek word, Lamna "fish of prey") are an order of sharks commonly known as mackerel sharks (which may also refer specifically to the family Lamnidae).
The lateral line is a system of sense organs found in aquatic vertebrates, used to detect movement, vibration, and pressure gradients in the surrounding water.
Leather is a durable and flexible material created by tanning animal rawhides, mostly cattle hide.
The lemon shark (Negaprion brevirostris) is a stocky and powerful shark.
The lens is a transparent, biconvex structure in the eye that, along with the cornea, helps to refract light to be focused on the retina.
The leopard shark (Triakis semifasciata) is a species of houndshark, in the family Triakidae.
The Library of Congress (LOC) is the research library that officially serves the United States Congress and is the de facto national library of the United States.
This is a list of the longest-living organisms; that is, the individuals (in some instances, clones) of a species.
Natural horror (also known as creature features) is a subgenre of horror films that features natural forces, typically in the form of animals or plants, that pose a threat to human characters.
This list of prehistoric cartilaginous fish is an attempt to create a comprehensive listing of all genera that have ever been included in the class chondrichthyes and are known from the fossil record.
Sharks belong to the superorder Selachimorpha in the subclass Elasmobranchii, in the class Chondrichthyes.
In anatomy, a lobe is a clear anatomical division or extension of an organ (as seen for example in the brain, the lung, liver or the kidney) that can be determined without the use of a microscope at the gross anatomy level.
The longfin mako shark (Isurus paucus) is a species of mackerel shark in the family Lamnidae, with a probable worldwide distribution in temperate and tropical waters.
A loophole is an ambiguity or inadequacy in a system, such as a law or security, which can be used to circumvent or otherwise avoid the purpose, implied or explicitly stated, of the system.
Luminescence is emission of light by a substance not resulting from heat; it is thus a form of cold-body radiation.
Mackerel is a common name applied to a number of different species of pelagic fish, mostly, but not exclusively, from the family Scombridae.
Mammals are the vertebrates within the class Mammalia (from Latin mamma "breast"), a clade of endothermic amniotes distinguished from reptiles (including birds) by the possession of a neocortex (a region of the brain), hair, three middle ear bones, and mammary glands.
Marine mammals are aquatic mammals that rely on the ocean and other marine ecosystems for their existence.
Marine vertebrates are vertebrates which live in a marine environment.
In biology, mating (or mateing in British English) is the pairing of either opposite-sex or hermaphroditic organisms, usually for the purposes of sexual reproduction.
Megalodon (Carcharocles megalodon), meaning "big tooth", is an extinct species of shark that lived approximately 23 to 2.6 million years ago (mya), during the Early Miocene to the end of the Pliocene.
The megamouth shark (Megachasma pelagios) is a species of deepwater shark.
The Memorandum of Understanding on the Conservation of Migratory Sharks is an international instrument for the conservation of migratory species of sharks.
Fish and shellfish concentrate mercury in their bodies, often in the form of methylmercury, a highly toxic organic compound of mercury.
The Middle English Dictionary is a dictionary of Middle English published by the University of Michigan.
The molars or molar teeth are large, flat teeth at the back of the mouth.
Mollusca is a large phylum of invertebrate animals whose members are known as molluscs or mollusksThe formerly dominant spelling mollusk is still used in the U.S. — see the reasons given in Gary Rosenberg's.
Molokai (Hawaiian), nicknamed “The Friendly Isle”, is the fifth largest island of eight major islands that make up the Hawaiian Island Chain in the middle of the Pacific Ocean.
A monocular is a modified refracting telescope used to magnify the images of distant objects by passing light through a series of lenses and usually prisms, the application of prisms resulting in a lightweight, compact telescope.
Monterey Bay Aquarium is a nonprofit public aquarium in Monterey, California.
The National Cancer Institute (NCI) is part of the National Institutes of Health (NIH), which is one of eleven agencies that are part of the U.S. Department of Health and Human Services.
The National Geographic Society (NGS), headquartered in Washington, D.C., United States, is one of the largest non-profit scientific and educational institutions in the world.
Nature is a British multidisciplinary scientific journal, first published on 4 November 1869.
New South Wales (abbreviated as NSW) is a state on the east coast of:Australia.
The nictitating membrane (from Latin nictare, to blink) is a transparent or translucent third eyelid present in some animals that can be drawn across the eye from the medial canthus for protection and to moisten it while maintaining vision.
Nocturnality is an animal behavior characterized by being active during the night and sleeping during the day.
The nurse shark (Ginglymostoma cirratum) is an elasmobranch fish within the family Ginglymostomatidae.
An ocean (the sea of classical antiquity) is a body of saline water that composes much of a planet's hydrosphere.
An ocean current is a seasonal directed movement of sea water generated by forces acting upon this mean flow, such as wind, the Coriolis effect, breaking waves, cabbing, temperature and salinity differences, while tides are caused by the gravitational pull of the Sun and Moon.
In hydrology, an oceanic basin may be anywhere on Earth that is covered by seawater but geologically ocean basins are large geologic basins that are below sea level.
The oceanic whitetip shark (Carcharhinus longimanus), also known as Brown Milbert's sand bar shark, brown shark, nigano shark, oceanic white-tipped whaler and silvertip shark, is a large pelagic requiem shark inhabiting tropical and warm temperate seas.
In biology, offspring are the young born of living organisms, produced either by a single organism or, in the case of sexual reproduction, two organisms.
Olfaction is a chemoreception that forms the sense of smell.
Oophagy sometimes ovophagy, literally "egg eating", is the practice of embryos feeding on eggs produced by the ovary while still inside the mother's uterus.
In biological classification, the order (ordo) is.
The Ordovician is a geologic period and system, the second of six periods of the Paleozoic Era.
Osmosis is the spontaneous net movement of solvent molecules through a selectively permeable membrane into a region of higher solute concentration, in the direction that tends to equalize the solute concentrations on the two sides.
Osteichthyes, popularly referred to as the bony fish, is a diverse taxonomic group of fish that have skeletons primarily composed of bone tissue, as opposed to cartilage.
Osteoarthritis (OA) is a type of joint disease that results from breakdown of joint cartilage and underlying bone.
The following outline is provided as an overview of and topical guide to sharks: Sharks (superorder Selachimorpha) are a type of fish with a full cartilaginous skeleton and a highly streamlined body.
In vertebrates, other than mammals, the passageway from the ovaries to the outside of the body is known as the oviduct.
Oviparous animals are animals that lay eggs, with little or no other embryonic development within the mother.
Ovoviviparity, ovovivipary, or ovivipary, is a mode of reproduction in animals in which embryos that develop inside eggs remain in the mother's body until they are ready to hatch.
The Oxford English Dictionary (OED) is the main historical dictionary of the English language, published by the Oxford University Press.
Palau (historically Belau, Palaos, or Pelew), officially the Republic of Palau (Beluu er a Belau), is an island country located in the western Pacific Ocean.
The Paleozoic (or Palaeozoic) Era (from the Greek palaios (παλαιός), "old" and zoe (ζωή), "life", meaning "ancient life") is the earliest of three geologic eras of the Phanerozoic Eon.
In evolutionary biology, parasitism is a relationship between species, where one organism, the parasite, lives on or in another organism, the host, causing it some harm, and is adapted structurally to this way of life.
Parthenogenesis (from the Greek label + label) is a natural form of asexual reproduction in which growth and development of embryos occur without fertilization.
In science and engineering, the parts-per notation is a set of pseudo-units to describe small values of miscellaneous dimensionless quantities, e.g. mole fraction or mass fraction.
The pelagic zone consists of the water column of the open ocean, and can be further divided into regions by depth.
In the Hawaiian religion, Pele (pronounced), is the goddess of fire, lightning, wind and volcanoes and the creator of the Hawaiian Islands.
A penis (plural penises or penes) is the primary sexual organ that male animals use to inseminate sexually receptive mates (usually females and hermaphrodites) during copulation.
A pet store or pet shop is a retail business which sells different kinds of animals to the public.
Peter Bradford Benchley (May 8, 1940 – February 11, 2006) was an American author and screenwriter.
Plankton (singular plankter) are the diverse collection of organisms that live in large bodies of water and are unable to swim against a current.
A poikilotherm is an animal whose internal temperature varies considerably.
A polyphyletic group is a set of organisms, or other evolving elements, that have been grouped together but do not share an immediate common ancestor.
The porbeagle (Lamna nasus) is a species of mackerel shark in the family Lamnidae, distributed widely in the cold and temperate marine waters of the North Atlantic and Southern Hemisphere.
The Port Jackson shark (Heterodontus portusjacksoni) is a nocturnal, oviparous (egg laying) type of bullhead shark of the family Heterodontidae, found in the coastal region of southern Australia, including the waters off Port Jackson.
The Portuguese dogfish or Portuguese shark (Centroscymnus coelolepis) is a species of sleeper shark of the family Somniosidae.
The postcardinal veins or posterior cardinal veins join with the corresponding right and left cardinal veins to form the left common cardinal veins, which empty in the sinus venosus.
In the geologic timescale, the Pridoli epoch of the Silurian period of the Paleozoic era of the Phanerozoic eon is comprehended between 423 ± 1.5 and 419.2 ± 2.8 mya (million years ago), approximately.
The pupil is a hole located in the center of the iris of the eye that allows light to strike the retina.
Queensland (abbreviated as Qld) is the second-largest and third-most populous state in the Commonwealth of Australia.
In ecology, r/K selection theory relates to the selection of combinations of traits in an organism that trade off between quantity and quality of offspring.
Requiem sharks are sharks of the family Carcharhinidae in the order Carcharhiniformes, containing migratory, live-bearing sharks of warm seas (sometimes of brackish or fresh water) such as the spinner shark, the blacknose shark, the blacktip shark, the grey reef shark, and the blacktip reef shark.
A rete mirabile (Latin for "wonderful net"; plural retia mirabilia) is a complex of arteries and veins lying very close to each other, found in some vertebrates, mainly warm-blooded ones.
The retina is the innermost, light-sensitive "coat", or layer, of shell tissue of the eye of most vertebrates and some molluscs.
Right whales or black whales are three species of large baleen whales of the genus Eubalaena: the North Atlantic right whale (E. glacialis), the North Pacific right whale (E. japonica) and the Southern right whale (E. australis).
Glyphis is a genus in the family Carcharhinidae, commonly known as the river sharks.
Rod cells are photoreceptor cells in the retina of the eye that can function in less intense light than the other type of visual photoreceptor, cone cells.
In anatomy, the term rostrum (from the Latin rostrum meaning beak) is used for a number of phylogenetically unrelated structures in different groups of animals.
The sand tiger shark (Carcharias taurus), grey nurse shark, spotted ragged-tooth shark, or blue-nurse sand tiger is a species of shark that inhabits subtropical and temperate waters worldwide.
A sawshark or saw shark is a member of a shark order (Pristiophoriformes) bearing a unique long, saw-like rostrum (snout or bill) edged with sharp teeth, which they use to slash and disable their prey.
The scalloped hammerhead (Sphyrna lewini) is a species of hammerhead shark, and part of the family Sphyrnidae.
The school shark (Galeorhinus galeus) is a houndshark of the family Triakidae, and the only member of the genus Galeorhinus. Common names also include tope shark, snapper shark, and soupfin shark. It is found worldwide in temperate seas at depths down to about. It can grow to nearly long. It feeds both in midwater and near the seabed, and its reproduction is ovoviviparous. This shark is caught in fisheries for its flesh, its fins, and its liver, which has a very high vitamin A content. The IUCN has classified this species as "vulnerable" in its Red List of Threatened Species.
Science, also widely referred to as Science Magazine, is the peer-reviewed academic journal of the American Association for the Advancement of Science (AAAS) and one of the world's top academic journals.
Seafood Watch is one of the best known sustainable seafood advisory lists, and has influenced similar programs around the world.
A seamount is a mountain rising from the ocean seafloor that does not reach to the water's surface (sea level), and thus is not an island, islet or cliff-rock.
Serration generally refers to a saw-like appearance or a row of sharp or tooth-like projections.
Sewage (or domestic wastewater or municipal wastewater) is a type of wastewater that is produced from a community of people.
Sexual maturity is the capability of an organism to reproduce.
The Shark Conservation Act of 2010 (SCA) was passed by the 111th United States Congress that amended the High Seas Driftnet Fishing Moratorium Protection Act and the Magnuson–Stevens Fishery Conservation and Management Act to improve the conservation of sharks.
Shark fin soup (or shark's fin soup) is a traditional soup or stewed dish found in Chinese cuisine and Vietnamese cuisine.
Shark finning is the act of removing fins from sharks, often while the shark is alive.
The Shark Finning Prohibition Act was signed into law by Bill Clinton on December 21, 2000.
Shark meat is a seafood consisting of the flesh of sharks.
Shark threat display, a type of agonistic display, is a behaviour observed in some sharks when they feel threatened or protective.
A shark tooth is one of the numerous teeth of a shark.
The Shark Trust is a charitable organization founded in the UK in 1997, and is dedicated to promoting the study, management and conservation of sharks, skates and rays (elasmobranchs) in the UK and internationally.
Sharktopus is a 2010 SyFy original horror/science fiction film produced by Roger Corman, directed by Declan O'Brien, and starring Eric Roberts.
Sharkwater is a 2006 Canadian documentary film written and directed by Rob Stewart.
The shortfin mako shark (Isurus oxyrinchus), also known as the blue pointer or bonito shark, is a large mackerel shark.
A sieve, or sifter, is a device for separating wanted elements from unwanted material or for characterizing the particle size distribution of a sample, typically using a woven screen such as a mesh or net or metal.
The silky shark (Carcharhinus falciformis), also known by numerous names such as blackspot shark, grey whaler shark, olive shark, ridgeback shark, sickle shark, sickle-shaped shark and sickle silk shark, is a species of requiem shark, in the family Carcharhinidae, named for the smooth texture of its skin.
The Silurian is a geologic period and system spanning 24.6 million years from the end of the Ordovician Period, at million years ago (Mya), to the beginning of the Devonian Period, Mya.
A sister group or sister taxon is a phylogenetic term denoting the closest relatives of another given unit in an evolutionary tree.
Skates are cartilaginous fish belonging to the family Rajidae in the superorder Batoidea of rays.
The skull is a bony structure that forms the head in vertebrates.
Mustelus also known as the smooth-hounds is a genus of sharks in the family Triakidae.
South Africa, officially the Republic of South Africa (RSA), is the southernmost country in Africa.
In chemistry, spectrophotometry is the quantitative measurement of the reflection or transmission properties of a material as a function of wavelength.
Sperm is the male reproductive cell and is derived from the Greek word (σπέρμα) sperma (meaning "seed").
The spinal cord is a long, thin, tubular bundle of nervous tissue and support cells that extends from the medulla oblongata in the brainstem to the lumbar region of the vertebral column.
The spiny dogfish, spurdog, mud shark, or piked dogfish (Squalus acanthias) is one of the best known species of the Squalidae (dogfish) family of sharks, which is part of the Squaliformes order.
Spiracles are openings on the surface of some animals, which usually lead to respiratory systems.
A spiral valve or scroll valve is the corkscrew-shaped lower portion of the intestine of some sharks, Acipenseriformes (sturgeon and paddlefish), rays, skates, bichirs, and lungfishes.
Squalene is a natural 30-carbon organic compound originally obtained for commercial purposes primarily from shark liver oil (hence its name, as Squalus is a genus of sharks), although plant sources (primarily vegetable oils) are now used as well, including amaranth seed, rice bran, wheat germ, and olives.
The Squalidae, also called dogfish sharks or spiny dogfishes, are a family of sharks in the order Squaliformes.
The Squaliformes are an order of sharks that includes about 126 species in seven families.
Squalomorphii is a superorder of cartilaginous fishes, generally characterized by lacking traits such as an anal fin, nictitating membrane, or suborbital shelves in the cranium.
Squid are cephalopods of the two orders Myopsida and Oegopsida, which were formerly regarded as two suborders of the order Teuthida, however recent research shows Teuthida to be paraphyletic.
Statistics is a branch of mathematics dealing with the collection, analysis, interpretation, presentation, and organization of data.
A status symbol is a perceived visible, external denotation of one's social position and perceived indicator of economic or social status.
Stereoscopy (also called stereoscopics, or stereo imaging) is a technique for creating or enhancing the illusion of depth in an image by means of stereopsis for binocular vision.
Steven Allan Spielberg (born December 18, 1946) is an American filmmaker.
Stingrays are a group of sea rays, which are cartilaginous fish related to sharks.
A supermarket is a self-service shop offering a wide variety of food and household products, organized into aisles.
The swell shark (Cephaloscyllium ventriosum) is a catshark in the family Scyliorhinidae. It is found in the subtropical eastern Pacific Ocean between central California and to southern Mexico, with an additional population off the coast of Chile. As a defense, the swell shark is able to expand to approximately double its regular size by swallowing water.
Swordfish (Xiphias gladius), also known as broadbills in some countries, are large, highly migratory, predatory fish characterized by a long, flat bill.
Syfy (formerly Sci-Fi Channel and Sci Fi) is an American basic cable and satellite television channel that is owned by the NBCUniversal Cable Entertainment Group division of NBCUniversal, a subsidiary of Comcast.
Symmoriida is an extinct order of ratfish that contains three families.
The tail is the section at the rear end of an animal's body; in general, the term refers to a distinct, flexible appendage to the torso.
Tamil (தமிழ்) is a Dravidian language predominantly spoken by the Tamil people of India and Sri Lanka, and by the Tamil diaspora, Sri Lankan Moors, Burghers, Douglas, and Chindians.
Tamil Nadu (• tamiḻ nāḍu ? literally 'The Land of Tamils' or 'Tamil Country') is one of the 29 states of India.
The tapetum lucidum (Latin: "bright tapestry; coverlet", plural tapeta lucida) is a layer of tissue in the eye of many vertebrates.
The teleosts or Teleostei (Greek: teleios, "complete" + osteon, "bone") are by far the largest infraclass in the class Actinopterygii, the ray-finned fishes, and make up 96% of all extant species of fish.
Telugu (తెలుగు) is a South-central Dravidian language native to India.
A tessera (plural: tesserae, diminutive tessella) is an individual tile, usually formed in the shape of a cube, used in creating a mosaic.
The superclass Tetrapoda (from Greek: τετρα- "four" and πούς "foot") contains the four-limbed vertebrates known as tetrapods; it includes living and extinct amphibians, reptiles (including dinosaurs, and its subgroup birds) and mammals (including primates, and all hominid subgroups including humans), as well as earlier extinct groups.
The Advertiser is a conservative, daily tabloid-format newspaper published in the city of Adelaide, South Australia.
The Guardian is a British daily newspaper.
The Independent is a British online newspaper.
The Reef is a 2010 Australian horror film.
The Verge is an American technology news and media network operated by Vox Media.
Thelodonti (from Greek: "feeble teeth")Maisey, John G., Craig Chesek, and David Miller.
Thermoregulation is the ability of an organism to keep its body temperature within certain boundaries, even when the surrounding temperature is very different.
THOMAS was the first online database of United States Congress legislative information.
Thomas Beckington (also spelt Beckynton; c. 1390 – 14 January 1465) was the Bishop of Bath and Wells and King's Secretary in medieval England.
Thresher sharks are large lamniform sharks of the family Alopiidae found in all temperate and tropical oceans of the world; the family contains four species, all within the genus Alopias.
The tiger shark (Galeocerdo cuvier) is a species of requiem shark and the only extant member of the genus Galeocerdo.
Tilefishes are mostly small perciform marine fish comprising the family Malacanthidae.
Tom and Jerry is an American animated series of short films created in 1940 by William Hanna and Joseph Barbera.
Tonicity is a measure of the effective osmotic pressure gradient, as defined by the water potential of two solutions separated by a semipermeable membrane.
Trimethylamine (TMA) is an organic compound with the formula N(CH3)3.
The United States of America (USA), commonly known as the United States (U.S.) or America, is a federal republic composed of 50 states, a federal district, five major self-governing territories, and various possessions.
The United States Court of Appeals for the Ninth Circuit (in case citations, 9th Cir.) is a U.S. Federal court with appellate jurisdiction over the district courts in the following districts.
The United States courts of appeals or circuit courts are the intermediate appellate courts of the United States federal court system.
United States v. Approximately 64,695 Pounds of Shark Fins (520 F.3d 976) is a 2008 decision of the United States Court of Appeals for the Ninth Circuit concerning civil forfeiture in admiralty law.
The University of Texas MD Anderson Cancer Center (colloquially MD Anderson) is one of the original three comprehensive cancer centers in the United States.
Urea, also known as carbamide, is an organic compound with chemical formula CO(NH2)2.
A ventricle is one of two large chambers in the heart that collect and expel blood received from an atrium towards the peripheral beds within the body and lungs.
The vertebral column, also known as the backbone or spine, is part of the axial skeleton.
Vertebrates comprise all species of animals within the subphylum Vertebrata (chordates with backbones).
Victoria (abbreviated as Vic) is a state in south-eastern Australia.
The viper dogfish or viper shark (Trigonognathus kabeyai) is a rare species of dogfish shark in the family Etmopteridae, and the only extant member of its genus.
Among animals, viviparity is development of the embryo inside the body of the parent, eventually leading to live birth, as opposed to reproduction by laying eggs that complete their incubation outside the parental body.
Walking the plank was a method of execution practiced on special occasion by pirates, mutineers, and other rogue seafarers.
Warm-blooded animal species can maintain a body temperature higher than their environment.
The Western Australian shark cull is the common term for a former state government policy of capturing and killing large sharks in the vicinity of swimming beaches by use of baited drum lines.
The whale shark (Rhincodon typus) is a slow-moving, filter-feeding carpet shark and the largest known extant fish species.
The whitetip reef shark (Triaenodon obesus) is a species of requiem shark, in the family Carcharhinidae, and the only member of its genus.
Wobbegong is the common name given to the 12 species of carpet sharks in the family Orectolobidae.
Xenacanthida (or Xenacanthiforms) is an order of prehistoric sharks that appeared during the Lower Carboniferous period.
Xenacanthus is a genus of prehistoric sharks.
Among animals which produce one, the yolk (also known as the vitellus) is the nutrient-bearing portion of the egg whose primary function is to supply food for the development of the embryo.
Yucatec Maya (endonym: Maya; Yukatek Maya in the revised orthography of the Academia de Lenguas Mayas de Guatemala), called Màaya t'àan (lit. "Maya speech") by its speakers, is a Mayan language spoken in the Yucatán Peninsula and northern Belize.
The zebra shark (Stegostoma fasciatum) is a species of carpet shark and the sole member of the family Stegostomatidae.
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