Squid against sperm whale

It is only exceeded by the colossal squid , Mesonychoteuthis hamiltoni , which may have a mantle nearly twice as long. Marine Bio. Retrieved 8 March Extraordinary Animals: An encyclopedia of curious and unusual animals. The adult female colossal squid has been discovered in much shallower waters which likely implies that females spawn in shallower waters than their normal depth [21]. Little is known about the behavior of this creature, but it is believed to feed on prey such as chaetognatha , large fish such as the Patagonian toothfish , and smaller squid in the deep ocean using bioluminescence. New Zealand Journal of Zoology.

See also: Cetacean surfacing behaviour. Prior to the early eighteenth century, hunting was mostly by indigenous Indonesians. They are typically hunted by groups of 10 or fewer killer whales, but they are seldom attacked by an individual. Indo-Pacific bottlenose dolphin T. Cetacean Societies. Is there any truth to the stories?

Subscription or participating institution membership required. In Mann, J. Some scientists suggest that sonar may trigger whale beachings , and they point to signs that such whales have experienced decompression sickness. Archived from the original PDF on 20 March Verne portrays them as being savage hunters "nothing but mouth and teeth".