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Megalodon. Otodus megalodon (/ ˈmɛɡələdɒn / MEG-əl-ə-don; meaning "big tooth"), commonly known as megalodon, is an extinct species of giant mackerel shark that lived approximately 23 to 3.6 million years ago (Mya), from the Early Miocene to the Early Pliocene epochs.
Marine mammals likely constituted a big part of megalodon's menu, so with it gone, they were free to thrive. Observations indicate that in the years since the mega-shark's extinction, baleen ...
A giant shark that was known as a megalodon use to terrorize the underwater world. Although the enormous sharks didn't make the evolutionary cut, researchers believe they still had a big impact on ...
A new study finds that megatooth sharks’ warm-blood adaptation and giant size may have played a role in their extinction. Skip to main content. Sign in. Mail. 24/7 Help. For premium support ...
The African bush elephant (foreground), Earth's largest extant land animal, and the Masai ostrich (background), one of Earth's largest extant birds. In zoology, megafauna (from Greek μέγας megas "large" and Neo-Latin fauna "animal life") are large animals. The precise definition of the term varies widely, though a common threshold is ...
Megalonyx (Greek, "great-claw") is an extinct genus of ground sloths of the family Megalonychidae, native to North America. It evolved during the Pliocene Epoch and became extinct during at the end of the Late Pleistocene, living from ~5 million to ~13,000 years ago. [3] The type species, M. jeffersonii (also called Jefferson's ground sloth ...
An adult megalodon's teeth could grow as large as nearly 7 inches. "The megalodon shark was the apex predator in the water," Bischoff said. Many other fish swam alongside these giant hunters.
Megalodon: The Monster Shark Lives is a 2013 film that aired on the Discovery Channel about the potential survival of the prehistoric shark. Purported to be a documentary, the story revolves around numerous videos, "photographs", and firsthand encounters with a megalodon and an ensuing investigation that points to the involvement of the prehistoric species, despite the long-held belief of its ...