Same-sex behavior is common across the animal kingdom—more than 1,500 species are estimated to have been observed engaging in ...

In a breakthrough study, scientists have transferred a courtship behavior from one species to another, triggering the recipient to perform this completely foreign act as if it was its own. While genes ...

Biologists tend to look at the animal kingdom and try to categorize things in an organized fashion. But nature has a way of ...

Researchers have discovered how networks of neurons in fruit flies transform simple brain signals into coordinated actions. This sheds light on the neural mechanisms underlying complex behaviors for ...

More images and video available- see link in the Notes section. A new study suggests that the fundamental abilities underlying human language and technological culture may have evolved before humans ...

A tiger walks the same worn groove along the edge of its exhibit, like a broken record. A parrot methodically plucks out its ...