British primatologist, ethologist and anthropologist Jane Goodall, seen at the British Embassy, in Buenos Aires on Aug 15, 2024, has died at 91. She was known around the world for her groundbreaking research on chimpanzees and her work as a conservationist and climate and biodiversity advocate. (Irina Dambrauskas/Reuters - image credit)

Jane Goodall, the world-famous primatologist, activist and environmentalist whose discoveries about chimpanzees forever changed what it means to be human, has died at 91.

The Jane Goodall Institute confirmed her death on Instagram Wednesday, saying its founder died of natural causes.

She had been in California where she was visiting as part of a speaking tour in the U.S.

"Dr. Goodall's discoveries as an ethologist transformed science, and she was a tire

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