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  2. Livyatan - Wikipedia

    en.wikipedia.org/wiki/Livyatan

    Livyatan is the largest fossil sperm whale discovered, and was also one of the biggest-known predators, having the largest bite of any tetrapod. [1] [8] Diagram comparing the upper and lower size estimates of Livyatan (bottom three) with the size of mature sperm whales, including one of the largest individuals recorded (top three), and a human

  3. Macroraptorial sperm whale - Wikipedia

    en.wikipedia.org/wiki/Macroraptorial_sperm_whale

    Livyatan probably targeted medium-sized whales ranging in size from 7–10 m (23–33 ft). Macroraptorials probably competed with the extinct giant shark megalodon for the same food sources. [7] [10] [11] [12] In sperm whales, the supracranial basin holds the spermaceti organ, a series of oil and wax reservoirs which aids in echolocation.

  4. Zygophyseter - Wikipedia

    en.wikipedia.org/wiki/Zygophyseter

    Zygophyseter varolai is an extinct sperm whale that lived during the Tortonian age of the Late Miocene 11.2 to 7.6 million years ago. It is known from a single specimen from the Pietra Leccese Formation in Italy.

  5. A newly discovered colossal whale might be the heaviest ...

    www.aol.com/newly-discovered-colossal-whale...

    A colossal ancient whale discovered in Peru might be the heaviest animal on record, according to a new study. ... and the enormous macropredatory sperm whale Livyatan melvillei,” he added. ...

  6. ‘Jaws v. Leviathan’: UC Merced Professor to be featured on ...

    www.aol.com/jaws-v-leviathan-uc-merced-130000960...

    A livyatan refers to a toothed whale that actually existed. According to Kim, the livyatan is an ancient whale related to a modern sperm whale. Its skull is about nine feet long and its teeth are ...

  7. Evolution of cetaceans - Wikipedia

    en.wikipedia.org/wiki/Evolution_of_cetaceans

    Livyatan had a short and wide rostrum measuring 10 feet (3.0 m) across, which gave the whale the ability to inflict major damage on large struggling prey, such as other early whales. Species like these are collectively known as killer sperm whales or macroraptorial sperm whales .

  8. File:Livyatan size.svg - Wikipedia

    en.wikipedia.org/wiki/File:Livyatan_size.svg

    English: Various size estimates of Livyatan melvillei, an extinct macroraptorial sperm whale, compared to the extant sperm whale (Physeter macrocephalus). • Livyatan was described by Lambert et al. (2010) and is primarily known from a large, fairly complete ~3 metres (9.8 ft) long skull, MUSM 1676.

  9. Scaldicetus - Wikipedia

    en.wikipedia.org/wiki/Scaldicetus

    The macroraptorial sperm whales Livyatan, Zygophyseter, Brygmophyseter, and Acrophyseter potentially also belong to this subfamily. [5] "Ontocetus" oxymycterus, described from the middle Miocene of Santa Barbara, California, was assigned to Scaldicetus in 2008, [9] but was subsequently made the type of a new genus, Albicetus. [10]