We may have gotten the evolutionary origins of the echidna backward, as new research suggests its ancestors probably lived in ...

Some creatures are dimensional travelers. Whether it be squirrels flying through the air or big cats gliding gracefully ...

A new study suggests the platypus and echidna — the only egg-laying mammals — had a water-dwelling ancestor. The finding ...

By Will Dunham WASHINGTON (Reuters) -After the demise of the dinosaurs following an asteroid strike 66 million years ago, ...

Could aquatic mammals, such as whales, orcas, and bottlenose dolphins, ever evolve to live on land again? It seems the ...

New maps released this week document the world’s largest land mammal migration, revealing the seasonal journeys of more than ...

The Sacramento Zoo Society said in a statement that moving plans were no longer financially or operationally sustainable and that it is now planning for a future that it says will meet the needs of ...

Keep an eye out for marine iguanas on the Galápagos Islands. These underwater Godzillas are found nowhere else on Earth!

Crocs pursuing prey on land is difficult to imagine, isn't it? However, there used to be swift, dreadful crocodile cousins in ...

THE animal kingdom boasts a stunning variety of ... but they’re also remarkable for having one of the longest gestation periods among land mammals. Scientific studies and zoological records ...