Sperm whale of the Society for Marine Mammalogy, the largest international association of marine mammal scientists in the world, officially uses "Physeter macrocephalus" when publishing their definitive list of marine mammal species. The sperm whale is the largest toothed whale, with adult males measuring up to long and weighing up to . By contrast, the second largest toothed whale (Baird's Beaked Whale) measures and weighs up to . The Nantucket Whaling Museum has a -long jawbone. The museum claims that this individual was long; the whale that sank the "Essex" (one of the incidents behind "Moby-Dick") was claimed to be . A
Subsistence hunting of the bowhead whale say that one cannot live without the other. According to the Iñupiat, the whale is the center of their diet, culture, and spirit. This makes them dependent on the complex system of sharing and celebrating the whale, and leads them to pray to any killed bowhead whale in thanks for the life it has given to them. For the Iñupiat, subsistence hunting and fishing are important and viable economic strategies, which provide food and raw materials for the whole group. When hunters bring whales back to the community, about 65–70 people drag the whale onto the ice, where they work