Sharks are some of the most fearsome predators in the ocean, but did you know they have a secret superpower? Unlike humans, ...

1:48 Shark teeth said to be millions of years old up for auction Sarah Jones, a curator at Jones auction house in Saint John, said the teeth are already drawing significant bids, some exceeding ...

(Graham Thompson/CBC) A Saint John auction house has opened online bidding on a collection of megalodon shark teeth that are millions of years old. Sarah Jones, curator at Jones Auction House ...

A rendering of Clavusodens mcginnisi, or “McGinnis’ nail tooth,” an ancient shark that stalked the ocean floor 340 million years ago. Rendering courtesy of the National Park Service A shark ...

More there’s something about Megalodon that grips the imagination like no other. Fossilized shark teeth are some of the most abundant remnants of prehistoric oceans, providing scientists with ...