Sperm whale photo - Physeter macrocephalus - G | Arkive
Horizontal Sperm whale near Pico island, Azores. Implications for sound generation". Such coastal groups were more abundant in pre-whaling days. Verne portrays them as being savage hunters "nothing but mouth and teeth. In both the to and to seasons, Norwegian expeditions took over 3, sperm whales off the coast of Peru alone.
Common minke whale B. Males will fight with each other over females, and males will mate with multiple females, making them polygynous , but they do not dominate the group as in a harem. Proceedings of the American Philosophical Society. Until , the species was generally known as P.
The source of the air forced through the phonic lips is the right nasal passage. The sperm whale's unique body is unlikely to be confused with any other species. Herman Melville 's fictional story Moby Dick suggests that the "case" containing the spermaceti serves as a battering ram for use in fights between males. Southern right whale E. They are the largest toothed whales a few filter-feeders, like the blue whale, are larger and can grow to more than 60 feet long; their brains are larger than those of any other animal on earth. They do eat giant squid on occasion, but most of what sperm whales pursue is relatively small and overmatched.