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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.
Download QR code; Print/export ... List of killer shark films; O. Of Shark and Man; R. Revolution (2012 film) ... Whale Shark Jack; White Death (film)
The godfather of all shark movies, Jaws was a film marvel at the time of its release in 1975. And if you really feel like diving (hehe) into the world of Jaws' Amity Island, you can also check out ...
The head is bulbous, resembling that of a whale. [5] The shark is very small, at only 5.5 inches (140 mm). Near the gills are two "pockets" that secrete a luminous fluid which may enable the shark to hunt. [6] The body is grey with the fins being darker. The areas around the gills are cream colored. [7]
It was a member of a group of macroraptorial sperm whales (or "raptorial sperm whales") and was probably an apex predator, preying on whales, seals and so forth. Characteristically of raptorial sperm whales, Livyatan had functional, enamel -coated teeth on the upper and lower jaws, as well as several features suitable for hunting large prey.
Size comparison between the sperm whale (blue), the pygmy sperm whale (green), and the dwarf sperm whale (orange) The dwarf sperm whale can range in size from 2 to 2.7 m (6.6 to 8.9 ft) in length and 136 to 272 kg (300 to 600 lb) in weight—less than the 4.25 m (14 ft) and 417 kg (920 lb) pygmy sperm whale.
The ancient shark, which grew up to 65ft long and weighed over 50 tons, ate sperm whales by ripping off their heads with its huge teeth, a new study has shown. The ancient shark, which grew up to ...
Meanwhile, humpback whales, blue whales, sunfish, blue sharks, sperm whales and whale sharks migrate. Then a bunch of spinner dolphins, yellowfin tuna, and manta rays swim for a long time. Far away, an Asian sheepshead wrasse is mating. Miles away, a sea otter is smashing clams. In Alaska, the humpback whales have made it to the feeding grounds.