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

A new study analyzing two fossilized whale skulls from around 5 million years ago has revealed fragments of sharks' teeth lodged inside them. This provides rare evidence of how sharks fed on whales in ...

Many animals are capable of extraordinarily long migrations, crossing many miles of Earth’s seas, skies, or scenery to reach breeding or feeding ground. While these journeys are impressive, there are ...

A juvenile whale shark swam from Madagascar to Seychelles, marking the first confirmed movement between the two nations.

Whale sharks, Rhincodon typus, are the largest fish in the world. They can trace their ancestry to the Jurassic and Cretaceous periods, 245–65 million years ago, and are members of the ...

Killer whales are known for their intelligence and power, even an inclination to sink yachts. Now, research is showing how they take down prey that few other animals can. Orcas in Mexico's Gulf of ...