Uganda’s Ngogo chimpanzees are well known for their “chimpanzee warfare.” Primatologists have observed their brutal, lethal ...

After gaining new territory through conflict, a chimpanzee group saw higher birth rates and better infant survival due to ...

The Ngogo chimpanzees of Uganda's Kibale National Park have long been known for violent clashes with neighboring groups, ...

TULSA, Okla. — On Monday, Tulsa Zoo announced the passing of pregnant chimpanzee Zuri's male infant shortly after birth last week. Tulsa Zoo said on April 22, staff working with their pregnant ...

A new study has the clearest evidence yet that territorial expansion after lethal conflict can directly boost reproductive ...

There's nothing more touching to see than a new mom bonding with her newborn. Whether it's an adult or animal, mom instincts kick in immediately most of the time, and you can see and feel the love ...