Scientists reveal a never-before-seen species of leopard-size apex predator that lived in lush forest 30 million years ago.

Evidence from fossils suggests land ecosystems recovered faster after the end-Permian mass extinction than previously ...

Two rhinos munch serenely on grass as the sun rises over Mount Kenya, oblivious to the massive global endeavour to prevent ...

Legend has it the axolotl was not always an amphibian. Long before it became Mexico’s most beloved salamander and efforts to prevent its extinction flourished, it was a sneaky god.

Lemurs - those small, big-eyed primates that live in the trees of Madagascar, off the southeast coast of Africa - are an evolutionary mystery. When the first lemurs appeared tens of millions ...