Baleen whale and Porpoise

Shortcuts: Differences, Similarities, Jaccard Similarity Coefficient, References.

Difference between Baleen whale and Porpoise

Baleen whale vs. Porpoise

Baleen whales (systematic name Mysticeti), known earlier as whalebone whales, form a parvorder of the infraorder Cetacea (whales, dolphins and porpoises). Porpoises are a group of fully aquatic marine mammals that are sometimes referred to as mereswine, all of which are classified under the family Phocoenidae, parvorder Odontoceti (toothed whales).

Animal echolocation

Echolocation, also called bio sonar, is the biological sonar used by several kinds of animals.

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Aristotle

Aristotle (Ἀριστοτέλης Aristotélēs,; 384–322 BC) was an ancient Greek philosopher and scientist born in the city of Stagira, Chalkidiki, in the north of Classical Greece.

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Bait fish

Feeder Goldfish are common baitfish. Bait fish are small fish caught for use as bait to attract large predatory fish, particularly game fish.

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Benthic zone

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.

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Blowhole (anatomy)

In cetology, a blowhole is the hole at the top of a cetacean's head through which the animal breathes air.

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Blubber

Blubber is a thick layer of vascularized adipose tissue under the skin of all cetaceans, pinnipeds and sirenians.

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Bycatch

Bycatch, in the fishing industry, is a fish or other marine species that is caught unintentionally while catching certain target species and target sizes of fish, crabs etc.

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Cetacea

Cetacea are a widely distributed and diverse clade of aquatic mammals that today consists of the whales, dolphins, and porpoises.

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Cochlea

The cochlea is the part of the inner ear involved in hearing.

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Cone cell

Cone cells, or cones, are one of three types of photoreceptor cells in the retina of mammalian eyes (e.g. the human eye).

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Data deficient

A data deficient (DD) species is one which has been categorised by the International Union for Conservation of Nature as offering insufficient information for a proper assessment of conservation status to be made.

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Dolphin

Dolphins are a widely distributed and diverse group of aquatic mammals.

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Even-toed ungulate

The even-toed ungulates (Artiodactyla) are ungulates (hoofed animals) whose weight is borne equally by the third and fourth toes.

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International Union for Conservation of Nature

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.

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Krill

Krill are small crustaceans of the order Euphausiacea, and are found in all the world's oceans.

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Marine mammal

Marine mammals are aquatic mammals that rely on the ocean and other marine ecosystems for their existence.

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Melon (cetacean)

The melon is a mass of adipose tissue found in the forehead of all toothed whales.

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Miocene

The Miocene is the first geological epoch of the Neogene Period and extends from about (Ma).

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Olfactory bulb

The olfactory bulb (bulbus olfactorius) is a neural structure of the vertebrate forebrain involved in olfaction, the sense of smell.

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R/K selection theory

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.

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Sexual dimorphism

Sexual dimorphism is the condition where the two sexes of the same species exhibit different characteristics beyond the differences in their sexual organs.

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Tapetum lucidum

The tapetum lucidum (Latin: "bright tapestry; coverlet", plural tapeta lucida) is a layer of tissue in the eye of many vertebrates.

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Toothed whale

The toothed whales (systematic name Odontoceti) are a parvorder of cetaceans that includes dolphins, porpoises, and all other whales possessing teeth, such as the beaked whales and sperm whales.

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Whale

Whales are a widely distributed and diverse group of fully aquatic placental marine mammals.

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Whale meat

Whale meat, broadly speaking, may include all cetaceans (whales, dolphions, porpoises) and all parts of the animal: muscle (meat), organs (offal), and fat (blubber).

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Year

A year is the orbital period of the Earth moving in its orbit around the Sun.

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