But they're not related and not even the same species. Scientists spotted surprising evidence of what they describe as monkey kidnappings while reviewing video footage from a small island of Panama.

Many nonhuman primate species show sex differences in behavior, which suggests that there may also be sex differences in brain organization. In order to better understand the evolution of sex ...

You might go for a walk in the forest to disconnect from work and calm your nerves after a busy week. The chirping and calls ...

The chirping and calls of birds in the canopy above might be exactly what allows you to relax. But what sounds soothing to ...

The strangler fig is a keystone species in the tropics, providing food and shelter, and a place to poop for 17 different ...

Nature is often seen as wild and unpredictable, but in many animal societies, there are clear rules that keep everything ...

More specifically, a pet portrait. Done correctly, the piece can serve as more than a memento — it can add a whimsical feel ...

WASHINGTON — A baby howler monkey clung to the back of an older male monkey, its tiny fingers grasping fur. But they're not related and not even the same species.

Wild mammals that are traded are 50% more likely to share pathogens with humans when compared with mammals that are not ...

There are lots of low-cost ways to keep the whole family busy this summer, from museum trips to urban hikes. Below are 25+ ...