A megalodon tooth fossil in the National Museum of Natural ... where sunlight streams in to brighten her bronze back. Her mouth is open for visitors to glimpse three full rows of serrated teeth ...

Emma Bernard, who curates the Museum's fossil fish collection (including fossil sharks), helps separate ... In order to tackle prey as large as whales, megalodon had to be able to open its mouth wide.

Its serrated, blade-like teeth were ideal for such hunting, and evidence of megalodon’s predatory behavior is abundant in the fossil record ... in the shark’s mouth. During a subsequent ...

The megalodon lived in most parts of the ocean (except near the north and south pole). The most northern fossils are found off the coast of Denmark and the most southern in New Zealand.

The new research out today in Proceedings of the National Academy of Sciences suggests that the megalodon’s warm ... the thermo-physiologies of fossil vertebrates of unknown metabolic origins ...

Scientists have discovered that the long-extinct megalodon, also known as the megatooth shark, had a body temperature 7 degrees Celsius warmer than the surrounding seawater. This information might ...