11 Do killer whales eat sharks? Males reach a length of around 60 feet, while females get up to about 40 feet. Listen: Sperm whales' echolocation sounds are much more than just ... Their block-shaped head is another striking feature about them . But such a study could be very . Are sperm whales dangerous? A species of giant nematode ( Placentonema gigantissimum) makes its home in the placenta of the sperm whale. In fact, there's a story of a sailor being swallowed by a sperm whale off the Falkland Islands in the early 1900s. Over millions of years, whales have evolved for diving in the ocean to obtain food while holding their breath. Sperm whales are amazing in so many ways. Is It Dangerous to Swim with Sperm Whales? Humpback Whale Saves Marine Biologist Diver from Tiger Shark - PEOPLE.com Human Health Concerns of Whale Meat - Humane Society International Technically sperm whales are the only creatures in the ocean with throats large enough to swallow a human. This was particularly dangerous for the whalers as sperm whales were known drag boats at up to 23mph . In 2016, 13 sperm whales were found washed up near the German state of Schleswig-Holstein. Sperm whales sometimes swallow squid whole, so it could definitely manage a human. A sperm whale did ram and sink the whale ship Essex in 1820, but there are no reliable reports of a sperm whale ever eating a human. In some cases they can even be seen approaching boats in an attempt to understand what's going on. 4 Do false killer whales eat dolphins? In fact, the only way to get near them is by freediving. What is in a sperm whale's head? - AskingLot.com