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 ...

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 ...

The largest animal that has ever lived is not a dinosaur from Yore but a living mammal that still crosses our oceans. The blue whale’s record‑breaking bulk depends on a cardiovascular system pushed to ...

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 ...

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 ...

The discovery challenges a 370-million-year-old assumption that only vertebrates could be top ocean predators.

During the Cretaceous, 19-metre-long predatory octopuses swam the seas, and evidence from their fossilised remains suggest ...