(AP) - Jane Goodall , the conservationist renowned for her groundbreaking chimpanzee field research and globe-spanning environmental advocacy, has died. She was 91.

The Jane Goodall Institute announced the primatologist’s death Wednesday in an Instagram post. According to the Washington, D.C.-based institute, Goodall died of natural causes while in California on a U.S. speaking tour.

Her discoveries “revolutionized science, and she was a tireless advocate for the protection and restoration of our natural world,” it said.

Dr. Jane Goodall looks on and smiles before speaking at the University of Montana President's Lecture Series on the UM campus in Missoula, Mont., on June 26, 2022. (Tommy Martino/Associated Press)

While living among chimpanzees in Africa decades ago, Goodall docume

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