Search results
Results from the WOW.Com Content Network
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.
Brygmophyseter, known as the biting sperm whale, is an extinct genus of toothed whale in the sperm whale family with one species, B. shigensis. When it was first described in 1994, the species was placed in the genus Scaldicetus based on tooth morphology , but this was later revised in 1995.
Science & Tech. Shopping. Sports
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.
This places the beaked whales as some of the few food competitors of the sperm whale. Other possible squid predators include the pilot whale, killer whales, larger southern elephant seals, Patagonian toothfish, [40] southern sleeper sharks (Somniosus antarcticus), Antarctic toothfish, and albatrosses (e.g., the wandering and sooty albatrosses). [3]
Now, sperm whales are protected under the Marine Mammal Protection Act. So, in order to sell the animal's tooth, it must be over 100 years old, and the owner has to know where it's been since the ...
In a rare occurrence along Florida's Gulf Coast, a large sperm whale that drew national attention after beaching itself on a sandbar died Monday, state wildlife officials said. Police and wildlife ...
The fossils of Otodus sharks indicate that they were very large macro-predatory sharks. [7] The largest known teeth of O. obliquus measure about 104 millimetres (4.1 in) in height. [8] The vertebral centrum of this species are over 12.7 cm (5 inch) wide. [7] Scientists suggest that O. obliquus would have measured about 8–9 metres (26–30 ft ...