Demographic data on wild chimpanzees are crucial for understanding the evolution of
chimpanzee and hominin life histories, but most data come from populations affected by
disease outbreaks and anthropogenic disturbance. We present survivorship data from a
relatively undisturbed and exceptionally large community of eastern chimpanzees (Pan
troglodytes schweinfurthii) at Ngogo, Kibale National Park, Uganda. We monitored births,
deaths, immigrations, and emigrations in the community between 1995 and 2016. Using …