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 ...

"Alpha" is a position of enormous strength and importance for chimpanzees. Before the war and the split of the Ngogo chimpanzees into two groups, Jackson was alpha of everyone, more than 200 ...

Across the forests of central and western Africa, two of the most remarkable primates on Earth live very different lives ...

Aaron Sandel can pinpoint when it all started. The codirector of the Ngogo Chimpanzee Project had been observing a group of apes on June 24, 2015, in Uganda’s Kibale National Park, where the project ...

Chimpanzees are humans’ closest living relatives, sharing over 98% of our DNA. They are endangered, with fewer than 250,000 left and an annual decline of between 1.5% and 6%. This is due to habitat ...

Researchers describe a link between genetic relatedness and sophisticated tool use in primates in East and Central Africa, suggesting their culture is cumulative. By Sofia Quaglia It’s amazing what ...