Scientists found shark teeth inside fossil whale skulls, revealing how sharks fed on whales millions of years ago.

Photographs (left) showing the extinct right whale partial skull with shark bite marks highlighted in red. The more complete ...

A broken tooth lodged deep in bone can outlast the animal that lost it. In two whale skulls from Belgium, those fragments ...

Sharks continually shed teeth throughout their lives, contributing to abundant fossil records. The Wilmington area is a hotspot for shark teeth due to favorable geological conditions. Shark teeth ...

Scientists studied how the sea creatures, also known as chimaeras or ghost sharks, ended up with one of evolution’s most bizarre appendages. By Jack Tamisiea Life in the ocean’s dark depths can be ...