Quetzalcoatlus lived around 72 to 66 million years ago during the Late Cretaceous period, when it blocked out the sun with its 12 m (40 ft) wingspan. When it landed on the ground, it stood at a ...

Add Yahoo as a preferred source to see more of our stories on Google. The blue whale holds the title as the largest animal ever known to have lived on Earth. This video explores how big blue whales ...

Our beloved planet has seen giants that dwarf most animals alive today. These massive creatures lived across different time periods and belonged to all kinds of environments, including deep oceans and ...

During the Cretaceous, 19-metre-long predatory octopuses swam the seas, and evidence from their fossilised remains suggest they may have been highly intelligent hunters ...

When most people think of enormous animals, their mind probably jumps to giraffes or a grizzly bear. But the largest animals on Earth span a wide range of categories. Mammals comprise over 6,000 ...

If you want to see where the real power on this planet resides, you have to look beneath the waves. The ocean is home to ...

Polar bears are the largest of the bear species. Thanks to their protein-rich and fat-filled diets, these unique marine bears ...

The 19-metre-long Nanaimoteuthis haggarti was a fearsome carnivore eating fish, crustaceans and many other sea creatures.