Humans and animals share a remarkable capacity to sense when others are in distress and respond with comforting behavior. But the motivation for doing ...

The monkey captured the hearts of millions of internet users after he was filmed carrying and hugging a stuffed animal—bigger than himself—around his enclosure at Japan’s Ichikawa City Zoo. As ...

From an animal that’s not actually an animal, to the world’s only venomous primate, there are some unusual deadly animals in ...

Analysing the births of a Utah family over seven generations has revealed that their disproportionate number of boys could be caused by a selfish Y chromosome ...

In most plants and animals, including humans, mitochondria are inherited exclusively, or nearly exclusively, from the mother. By contrast, paternal transmission is observed only occasionally, and the ...