Sharks have been losing teeth for 400 million years. Here’s a guide to uncovering some of these plentiful fossils across the ...

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In a marine science version of the game Cluedo, researchers from the US have now accused a larger shark, with its deciduous triangular teeth, in the open sea southwest of Bermuda. This scientific ...

Megalodon, the giant shark species that disappeared around 3.6 million years ago, was the most ferocious creature that ever lived. What do we know about it?

These sharks have 300 teeth, which they use to rip their prey into pieces which are swallowed whole. Dr Anderson said: “In one event, the (porbeagle) population not only lost a reproductive ...

THIS is the horror moment a crocodile searching for food took on a gang of savage sharks in a brutal “battle for territory”.