Kidnapped from his family as an infant, then raised by a drug lord before ending up in a Colombian zoo, Yoko the chimpanzee ...

Figure showing the striking similarities between the head muscles of common chimpanzees, bonobos and humans: the very rare exceptions are those shown in colors and with text ...

"Interaction with tourists and loggers can expose chimpanzees to diseases that they cannot fight, like the common cold or the flu," said the Jane Goodall Institute. Even the Ebola virus is ...

We don't just have sex to reproduce—new research suggests that using sex to manage social tension could be a trait that existed in the common ancestor of humans and apes six million years ago.

Complete human, chimpanzee, bonobo, gorilla, and orangutan genomes have provided us a window into understanding the complex speciation process of these species' common ancestor. Analyses of these ...