A Saint John auction house has opened online bidding on a collection of megalodon shark teeth that are millions of years old.

Ever wonder why sharks have so many differently shaped teeth or why they keep regrowing throughout their lives? Dr. David ...

The minerals present in the sediment in which it fossilised have turned this tooth black. Sharks belong to a group of fish called Chondrichthyes. Their skeletal structure is made from a light, ...

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 ...

While fans of the movie and novel “Jaws” might envision an encounter with a 22-foot great white shark as being daunting, ...

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 ...

H. Cliff Harrison, a senior hydrogeologist for Sarasota County Public Utilities, notes that the best beaches for finding shark teeth are the beaches with a significant amount of “black sand” ...

Jones said the teeth range in size from 7.6 centimetres ... and they are various shades of brown, grey and black. suggests the shark had a slender body up to 24 metres in length, weighing up ...