The bonobo Kanzi, who learned to make stone tools, play Minecraft and communicate at the level of a 2-year-old human, has died.

People often go to the bathroom in groups, and according to new research chimpanzees do the same, possibly to strengthen group social bonds.

There were sharks eating sharks, snakes eating snakes, and ants chopping each other's legs off. Here is a roundup of some of the best animal news stories from 2024.

The infinite monkey theorem is a fun thought experiment, but does it actually apply to our finite world?

Female gibbons appear to do robot dances for attention, scientists discover.

Research on whether animals can recognize themselves in the mirror began in 1970 1 and just a handful of species have since passed the test ever since.

Can chimpanzees wage war? In this excerpt from "The Beast Within: Human as Animals," scientific researcher Jessica Serra looks at the dark side of our cousins' behavior.

Scientists recently found that a so-called jumping gene may have jumped ship millions of years ago, and taken our tails with it.

Researchers discover a potential genetic connection between humans' tail loss and a type of birth defect.

Never smile with your teeth showing (or even yawn) at a monkey, as this could be considered threatening.