The ratios of strontium isotopes in fossil shark teeth can be used to better understand how coastal environments evolved in ...

Hunting for a Legendary $1,000,000 Shark Tooth! 🦈💰🤿 Deep beneath the ocean lies one of the rarest shark teeth ever, rumored to be worth $1,000,000! 😱 We went on an insane scuba diving adventure to ...

Sharks were never far from our minds as we grew up on the beach in Adelaide. Although attacks were rare, they were real. My ...

This shark is believed to have been an ancestor of the famed great white. The fossil has shown that its teeth spanned up to an astonishing 8.9cm in length. For comparison, the great white shark could ...

The fossilized remains belong to Cosmopolitodus hastalis – an extinct mackerel shark closely related to the modern great ...

Shark tooth fossils in sandstone matrix, Lamna obliqua, Eocene Epoch (56 to 34 million years ago), ... [+] Morocco, (Specimen courtesy of Ron Stebler, Scottsdale, Arizona, USA), (Photo by Wild ...

Sharks and rays have populated the world's oceans for around 450 million years, but more than a third of the species living ...

A “serrated blade” found sticking from a rock on Isle of Wight in the UK has been identified as a shark tooth that could be 100 million years old, experts say. Wight Coast Fossils photo A ...