The Largest Land Animals: Dinosaurs Dinosaurs were a group of reptiles that lived on Earth for around 180 million years, beginning about 245 million years ago, at the start of the Middle Triassic ...

You know of giant animals like whales and giraffes, but do you know about the largest vertebrate? Read here about the coconut ...

The discovery suggests that after the first animals emerged from the ocean around 400 million years ago, they evolved the ability to live exclusively on land much faster than previously assumed.