THERE have been many exciting developments at Colchester Zoo throughout the year but there have also been some sad losses.

The monogamy rate in humans may be higher than you expected... but we do it in a strange way compared to other animals.

We bid farewell this year to the little sister from "Buffy the Vampire Slayer," a two-time heavyweight champion, and 1995's ...

KIBALE NATIONAL PARK, Uganda -- The man tracking chimpanzee movements in a rainforest is required to follow the primates wherever they go — except up in the trees. Onesmas Ainebyona stalks the chimps ...

KIBALE NATIONAL PARK, Uganda -- The man tracking chimpanzee movements in a rainforest is required to follow the primates wherever they go — except up in the trees. Onesmas Ainebyona stalks the chimps ...

KIBALE NATIONAL PARK, Uganda (AP) — The man tracking chimpanzee movements in a rainforest is required to follow the primates wherever they go — except up in the trees. Onesmas Ainebyona stalks the ...

A Washington D.C.-based nonprofit is asking the Michigan Supreme Court to consider a lawsuit that seeks to remove seven chimpanzees from an Upper Peninsula zoo and to legally recognize the primates as ...

Chimpanzees naturally ingest surprising amounts of alcohol from ripe, fermenting fruit. Careful measurements show that their typical fruit diet can equal one to two human drinks each day. This ...

The Ngogo chimpanzees of Uganda's Kibale National Park have long been known for violent clashes with neighboring groups, often resulting in deaths—a phenomenon sometimes described as "chimpanzee ...

When Aristotle claimed that humans differ from other animals because they have the ability to be rational, he understood rational to mean that we could form our views and beliefs based on evidence, ...