Scientists at Harvard University have shown, for the first time, that intelligence varies among individual monkeys within a species - in this case, the cotton-top tamarin. Testing for broad cognitive ...

Could monkeys one day become more intelligent and work alongside humans? It sounds like something from a science fiction ...

The monkeys have revolted. And not just with brute strength or violence. Primates have finally outsmarted humankind once and ...

To keep their interest and encourage natural behaviors, animals in research facilities are often offered enrichment devices: objects to gnaw on, nesting materials that allow them to custom build their ...

The death of a possible genius was reported this week. Ai, a chimpanzee who was born in West Africa and came to the Primate Research Institute of Kyoto University in Japan when she was a year old, has ...