A chimpanzee female (Pan troglodytes schweinfurthii) sleeps in a nest built in a tree in Uganda's Kibale National Park. The origins of human evolution might lie, in part, in the ancient transition ...

Chimpanzee nest-building behavior may reveal an ability to respond to weather cues before nighttime conditions fully arrive.

Young female chimpanzees make their nests earlier and more often than young male chimps, demonstrating their independence right from the start, a new UdeM study finds. When do you make your bed? In ...

High in the montane rainforest of Rwanda’s Nyungwe National Park, chimpanzees spend the last light of each day bending and weaving branches into sleeping platforms. A 12-month field study published in ...

The more we try to understand chimpanzees, one of our closest relatives, the more we find ourselves humbled by the richness and complexity of their lives — and of their intelligence. Today, on World ...

Add Yahoo as a preferred source to see more of our stories on Google. A chimpanzee female (Pan troglodytes schweinfurthii) sleeps in a nest built in a tree in Uganda's Kibale National Park. The ...

One night in the sparse forests of eastern Tanzania, I stood in the viridian twilight and watched a troop of chimpanzees make their beds. Standing in a tangle of underbrush, I listened to the sounds ...