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The teeth of Livyatan were among the biggest of any animal at over 31 cm (12 in) in length. [1] Unlike the modern sperm whale, Livyatan had functional teeth in both jaws. The wearing on the teeth indicates that the teeth sheared past each other while biting down, meaning it could bite off large portions of flesh from its prey.
In contrast, the modern sperm whale (Physeter macrocephalus) lacks enamel, teeth in the upper jaw, and the ability to use its teeth to catch prey. [13] However, Livyatan belongs to a different lineage than the other macroraptorials, and the development of large size and the spermaceti organ , an organ that is characteristic of sperm whales, are ...
Zygophyseter had 28 teeth in the lower jaws and 26 in the upper jaws. [5] The curvature of the teeth increased medially, that is, the teeth in the front of the mouth were straighter than the teeth in the back of the mouth. The back teeth featured more wear than the front teeth.
Engraved on the tooth is a picture of the ship Francis, which artist Fred Myrick served on during the early 1800s. Now, sperm whales are protected under the Marine Mammal Protection Act. So, in ...
Acrophyseter is a genus of extinct sperm whale that lived in the Late Miocene off the coast of what is now Peru. The genus comprises two species: A. deinodon and A. robustus.It is part of a group of macroraptorial sperm whales that all share several features for hunting large prey, such as deeply rooted and thick teeth.
As the Los Angeles community continues to band together to support first responders and those devastated across the area by the horrific fires, one furry hero is helping deliver hope to people who ...
A benefit concert will take place at the Intuit Dome on Jan. 30 with the purpose of rebuilding the communities devastated by the Los Angeles wildfires. FireAid is described as an “evening of ...
The sources you provide do not specifically say that "the name Leviathan applied to this whale is an invalid junior homonym of Leviathan Koch, 1841 (see Leviathan), and so the whale will require a new replacement name (ICZN 1999 Article 60, unless the Commission intervenes)" - my italics on your synthesis.
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