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Karen Liane Pryor (née Wylie; May 14, 1932 – January 4, 2025) was an American author who specialized in behavioral psychology and marine mammal biology. She was the founder and proponent of clicker training. [1]
Porpoises, and other cetaceans, belong to the clade Cetartiodactyla with even-toed ungulates. Porpoises range in size from the vaquita, at 1.4 metres (4 feet 7 inches) in length and 54 kilograms (119 pounds) in weight, to the Dall's porpoise, at 2.3 m (7 ft 7 in) and 220 kg (490 lb).
Cetacean intelligence is the overall intelligence and derived cognitive ability of aquatic mammals belonging in the infraorder Cetacea (cetaceans), including baleen whales, porpoises, and dolphins. In 2014, a study found for first time that the long-finned pilot whale has more neocortical neurons than any other mammal, including humans ...
The harbour porpoise (Phocoena phocoena) is one of eight extant species of porpoise. It is one of the smallest species of cetacean . As its name implies, it stays close to coastal areas or river estuaries, and as such, is the most familiar porpoise to whale watchers .
A researcher fires a biopsy dart at an orca.The dart will remove a small piece of the whale's skin and bounce harmlessly off the animal. Cetology (from Greek κῆτος, kētos, "whale"; and -λογία, -logia) or whalelore (also known as whaleology) is the branch of marine mammal science that studies the approximately eighty species of whales, dolphins, and porpoises in the scientific ...
The most common species to strand in the United Kingdom is the harbour porpoise; the common dolphin (Delphinus delphis) is second-most common, and after that long-finned pilot whales (Globicephala melas). [8] Solitary species naturally do not strand en masse. Cetaceans that spend most of their time in shallow, coastal waters almost never mass ...
In 2017 Hoyt published Encyclopedia of Whales, Dolphins and Porpoises which "draws on more than 40 years of scientific interactions with these intelligent and fascinating creatures," according to Library Journal: "Hoyt writes movingly on life cycles, the future for these animals and how readers can get involved in protecting them."
The vaquita (/ v ə ˈ k iː t ə / və-KEE-tə; Phocoena sinus) is a species of porpoise endemic to the northern end of the Gulf of California in Baja California, Mexico.Reaching a maximum body length of 150 cm (4.9 ft) (females) or 140 cm (4.6 ft) (males), it is the smallest of all living cetaceans.