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Livyatan is an extinct genus of macroraptorial sperm whale containing one known species: L. melvillei.The genus name was inspired by the biblical sea monster Leviathan, and the species name by Herman Melville, the author of the famous novel Moby-Dick about a white bull sperm whale.
The sperm whale (Physeter macrocephalus) is the largest species of toothed whale, with adult bulls (males) growing to be about 15–18 m (49–59 ft) long, and weighing about 45–70 metric tons (44–69 long tons; 50–77 short tons). The two kogiid species are much smaller, around 2.5 to 3.5 m (8 ft 2 in to 11 ft 6 in) in length, and weighing ...
The sperm whale or cachalot [a] (Physeter macrocephalus) is the largest of the toothed whales and the largest toothed predator.It is the only living member of the genus Physeter and one of three extant species in the sperm whale family, along with the pygmy sperm whale and dwarf sperm whale of the genus Kogia.
In contrast, the modern sperm whale (Physeter macrocephalus) lacks enamel, teeth in the upper jaw, and the ability to use its teeth to catch prey. [13] However, Livyatan belongs to a different lineage than the other macroraptorials, and the development of large size and the spermaceti organ , an organ that is characteristic of sperm whales, are ...
The whale looked overall similar to a rorqual, 18 metres (59 ft) long with an elongated body, but the most notable difference was the presence of two large dorsal fins about 2 metres (6.6 ft) apart. Other unusual features include the presence of two long sickle-shaped flippers and a lack of throat pleats.
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2 2 0 [82] 1937 February Netherlands Terneuzen: 2 2 0 [82] 1936 March 8 Australia Stanley, Tasmania 1 1 0 48 ft long. Claimed for 'salvage' by Captain W.E. Leggett. [97] Attempted to dispose away from settled areas towing the carcass behind a tugboat [98] 1935 November 25 Australia West Inlet, Stanley, Tasmania 1 1 0 23 ft long.
The sperm whale or cachalot (Physeter macrocephalus) is the largest of the toothed whales and the largest toothed predator.It is the only living member of the genus Physeter and one of three extant species in the sperm whale family, along with the pygmy sperm whale and dwarf sperm whale of the genus Kogia.