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Prehistoric mega-shark raised its young in nurseries: study

The largest sharks ever to have roamed the oceans parked their young in shallow, warm-water nurseries where food was abundant and predators scarce until they could assume their title as kings and queens of the sea.

Team finds surprising connection between dinosaurs and mammals

When thinking of fierce predators of the past, it's difficult not to imagine dinosaurs, considering theropods are well known for having blade-like teeth with serrated cutting edges used for biting and ripping their prey.

Elephant tooth evolution rooted in grass

Once they developed a taste for grass, the ancestors of today's elephants swiftly broadened their leaf-only diet and placed their progeny on a new evolutionary track, a study said Wednesday.

How snakes got their fangs

Ever wondered how deadly snakes evolved their fangs? The answer lies in particular microscopic features of their teeth, research led by Flinders University and the South Australian Museum suggests.

Millions of years of evolutionary history recorded in teeth

"Show me your teeth and I'll tell you who you are." These words, attributed to 19th-century naturalist George Cuvier, couldn't be more correct. The pearly whites we use every day over and over and over again are clues not ...

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