Snow monkeys do not always pick full shade in the heat. On humid days they choose shade, but on dry days they rest in ...

UC Davis Ph.D. candidate Abigail Morris is studying how environmental factors influence the decisions individual monkeys make when they disperse from their family groups in the Amazon. (Courtesy photo ...

Scientists in China on Tuesday announced that they have cloned the first healthy rhesus monkey, a two-year-old named Retro, by tweaking the process that created Dolly the sheep. Primates have proved ...

A new study from Hebrew University reveals that marmoset monkeys use specific calls, known as "phee-calls," to name each other, a behavior previously known to exist only in humans, dolphins, and ...

Researchers observed Japanese macaques, known for their dense fur, to understand their heat tolerance. When temperatures rose ...

As I've pointed out in many essays (see also) our relationships with other animals are confused, challenging, frustrating, and range all over the place. Recently we've learned that rhesus monkeys, ...

The US Food and Drug Administration (FDA) has issued guidance for sponsors in reducing testing of single-target monoclonal antibodies in monkeys from six months to three months, or even eliminating ...