A massive bull elephant has had enough of this crocodile bothering him and his family. He enters the water and slings the ...

Colombian authorities have announced a plan to euthanize around 80 wild and invasive so-called “cocaine hippos,” years after ...

Using synchrotron X-ray CT scans of a fossilized, intact embryo, researchers found evidence that the plant-eating mammal ...

Detailed imaging of a 250-million-year-old fossil has revealed the first proof that the ancestors of mammals laid eggs. The ...

Researchers studying a 250-million-year-old fossil have found the first ever proof that mammal ancestors laid eggs, with the ...

In the aftermath of Earth’s most catastrophic extinction event, one unlikely survivor rose to dominate a shattered world: ...

Live animal markets and the illegal sale of wildlife pose particular dangers, but any sale of wild animals or animal products ...

The lack of natural predators or hunters has made the large mammals a threat to the local ecosystem, experts noted ...

What was once considered a “bird problem” in Asia has evolved into a significant mammal-to-mammal threat in the United States ...

A 250-million-year-old fossil from Africa reveals that early mammal ancestors laid eggs, offering insight into their survival ...

Unusually well-preserved fossils have provided the earliest known evidence of a land vertebrate that could pump air in and ...

A study finds that 41% of traded mammal species share at least one pathogen with humans, compared with just 6.4% of species ...