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Tout voir sur WikipediaOtodus megalodon , 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 Pliocene epochs. O. megalodon was formerly thought to be a member of the family Lamnidae and a close relative of the … Afficher plus
Prescientific and early research history
Megalodon teeth have been excavated and used since ancient times. They were a valued artifact … Afficher plusRange and habitat
Megalodon had a cosmopolitan distribution; its fossils have been excavated from … Afficher plusClimate change
The Earth experienced a number of changes during the time period megalodon existed which affected marine life. A cooling trend starting in the Oligocene 35 Mya ultimately led to glaciation at the poles. … Afficher plus• Dickson, K. A.; Graham, J. B. (November–December 2004). "Evolution and consequences of endothermy in fishes". … Afficher plus
Appearance
One interpretation on how megalodon appeared was that it was a robust-looking shark, and may … Afficher plusMegalodon has been portrayed in many works of fiction, including films and novels, and continues to be a popular subject for fiction involving Afficher plus
Texte Wikipédia sous licence CC-BY-SA The Megalodon | Smithsonian Ocean
WEBThis ancient shark lived roughly 23 to 3.6 million years ago in nearly every corner of the ocean. Roughly up to 3 times the length of a modern-day great white shark, it is the largest shark to have ever lived. It had a powerful …
WEB22 juil. 2023 · The oldest definitive ancestor of megalodon is a 55-million-year-old shark known as Otodus obliquus, which grew to around 10 metres in length. But the …
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WEB8 janv. 2018 · It took nearly 40 years, but researchers have finally collected enough fossil teeth in Alabama to properly identify a previously unknown species of ancient shark — one that was a possible...
Megalodon, the largest shark ever, may have been a long, slender …
WEB21 janv. 2024 · A new study challenges the common assumption that megalodon, the largest shark ever, was shaped like a modern great white. It suggests that the extinct …
Megalodon: The giant ancestor of today's sharks - BBC Science …
WEBMegalodon: The giant ancestor of today's sharks - BBC Science Focus Magazine.
WEB1 mars 2023 · The megalodon, which went extinct millions of years ago, was the largest shark ever to prowl the oceans and one of the largest fish on record. The scientific name, Otodus megalodon, means...
WEB29 mai 2024 · megalodon, (Carcharocles megalodon), member of an extinct species of megatooth shark (Otodontidae) that is considered to be the largest shark, as well as the largest fish, that ever lived. Fossils …
Megalodon sharks ruled the oceans millions of years …
WEB20 juil. 2022 · Megalodon, the world’s largest known shark species, swam the oceans long before humans existed. Its teeth are all that’s left, and they tell a story of an apex predator that vanished.
WEB4 sept. 2020 · Its fossil relative, the big tooth shark Megalodon, star of Hollywood movies, lived from 23 to around three million years ago, was over twice the length of a Great White and had a bite force of more than …
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