Have you ever wondered what the biggest land animal in history looked like, or which creature ruled the oceans as the largest of them all? Prehistoric giants often come to mind, but the story goes ...

Brazilian police have arrested 45 people and rescued hundreds of exotic animals in the biggest ever operation against ...

The Mississippi River is home to the alligator, one of the most fierce predators in North America. These big reptiles grow big in this habitat. Find out how big they can get by watching this video ...