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- The sperm whale, the only living species in the genus Physeter, is more closely related to dolphins than to baleen whales. The name "sperm whale" originated from early whalers who mistook the waxy oil found in the spermaceti organ in the whale's head for semen. This term has been in use since at least the 18th century and spread worldwide to refer to the species12. Large sperm whales with all the characteristics of present-day sperm whales lived 20 million years ago during the Early Miocene3. The sperm whale is also known as the "cachalot," which may derive from the archaic French for 'tooth' or 'big teeth'4.Learn more:✕This summary was generated using AI based on multiple online sources. To view the original source information, use the "Learn more" links.Sperm whales are the only living species in the genus Physeter and are more closely related to dolphins than to baleen whales, such as blue whales. The name sperm whale comes from early whalers who mistook the waxy oil found in the spermaceti organ in a sperm whale's head for semen, according to the Zoological Society of London (ZSL).www.livescience.com/sperm-whalesIt has been in use since at least the 18th century, and whalers or sailors who hunted or witnessed the whale are likely the originators. Early naturalists who researched the whale’s anatomy may have also used the moniker. In the 19th century, the term “sperm whale” spread worldwide and is currently used to refer to the species.www.americanoceans.org/facts/why-is-it-called-a-s…The family Physeteridae diverged from the rest of the toothed whales (suborder Odontoceti) very early. Large sperm whales with all of the characteristics of present-day sperm whales lived 20 million years ago during the Early Miocene (about 23 million to 16 million years ago).www.britannica.com/animal/sperm-whaleThe sperm whale is also known as the "cachalot", which is thought to derive from the archaic French for 'tooth' or 'big teeth', as preserved for example in the word caishau in the Gascon dialect (a word of either Romance or Basque origin).en.wikipedia.org/wiki/Sperm_whale
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Sperm whale - Wikipedia
The traditional view has been that Mysticeti (baleen whales) and Odontoceti (toothed whales) arose from more primitive whales early in the Oligocene period, and that the super-family Physeteroidea, which contains the sperm whale, dwarf sperm whale, and pygmy sperm whale, diverged from other toothed whales soon … See more
After Valentine Worthington and William E. Schevill confirmed the existence of sperm whale vocalization, further studies found that sperm whales are capable of emitting sounds at a source level of 230 decibels – making the sperm whale the loudest animal in the … See more
Sperm whales can live 70 years or more. They are a prime example of a species that has been K-selected, meaning their reproductive strategy is associated with stable environmental … See more
Etymology
The name "sperm whale" is a clipping of "spermaceti whale". Spermaceti, originally mistakenly identified as the whales' semen, is the semi-liquid, … See moreExternal appearance
The sperm whale is the largest toothed whale and is among the most sexually dimorphic of all cetaceans. Both sexes are about the same size … See moreDistribution
Sperm whales are among the most cosmopolitan species. They prefer ice-free waters over 1,000 metres (3,300 ft) deep. Although both sexes … See moreRelations within the species
Like elephants, females and their young live in matriarchal groups called pods, while bulls live apart. Bulls sometimes form loose bachelor … See moreWikipedia text under CC-BY-SA license How Did the Sperm Whale Get Its Name? | Britannica
WEBThe whale’s common name originated during the heyday of the commercial whaling industry, from the end of the 18th century through the 19th …
Sperm whale | Size, Teeth, Diet, & Facts | Britannica
WEBAug 20, 2024 · Large sperm whales with all of the characteristics of present-day sperm whales lived 20 million years ago during the Early Miocene (about 23 million to 16 million years ago). This early …
Sperm Whale - National Geographic
All About Sperm Whales - Ocean Conservancy
WEBFeb 10, 2022 · How did sperm whales get their name? Sperm whales get their name from a unique organ in their heads called spermaceti. When seamen first opened a sperm whale’s noggin, they thought the oily …
Sperm Whale - NOAA Fisheries
WEBJan 30, 2023 · Sperm whales are the largest of the toothed whales and have one of the widest global distributions of any marine mammal species. They are found in all deep oceans, from the equator to the edge of the …
Sperm Whale Fact Sheet | Blog | Nature - PBS
WEBFeb 28, 2024 · Sperm whales are named after the waxy substance, spermaceti, found in their heads. The spermaceti is an oil sac that helps the whales focus on sound, as sperm whales rely on sound to...
Sperm whale - Whale SENSE
WEBThe name of the sperm whale comes from the waxy substance, called spermaceti, found in their head. Two large oil-filled compartments, known as the “spermaceti organ” and “junk” make up the majority of their head …
Wildlife Fact Sheets: Sperm Whale - Ocean Conservancy
WEBSperm whales got their name because they have an organ inside of their heads that is called the spermaceti organ. This organ contains a reserve of high-quality oil that they use to aid in echolocation.
Sperm Whales: Revealing the Mysteries of the Deep
WEBFeb 13, 2017 · Sperm whales have been a part of American culture ever since Captain Ahab set out aboard the Pequod to find the infamous white whale in "Moby Dick". Large, noisy, and often social, sperm whales are …
Sperm Whale - National Wildlife Federation
WEBThe sperm whale was hunted for centuries for oil taken from reservoirs in its massive head and rendered from its blubber. The species was especially beleaguered by whalers from the end of World War II until 1985, when …
Sperm Whale - Facts and Beyond - Biology Dictionary
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Sperm whale guide: where they live, what they eat and why they …
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