A long-term hormone analysis of urine from chimpanzees in Uganda's Kibale National Park, involving females ranging from 14 to 67 years old, showed that female chimpanzees experience menopause at around age 50.
Sources
- The 11 most astonishing scientific discoveries of 2023 (nationalgeographic.com)
- https://newsroom.ucla.edu/releases/ucla-researcher-first-proof-menopause-wild-chimpanzees (newsroom.ucla.edu)
- https://www.science.org/doi/10.1126/science.add5473 (science.org)
- https://leakeyfoundation.org/wild-chimpanzees-experience-menopause/ (leakeyfoundation.org)
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