Conservationist Jane Goodall who’s best known for her work studying wild chimpanzees died on Wednesday at the age of 91.

The Jane Goodall Institute (JGI) said she died of natural causes in California while on a speaking tour throughout the United States.

“Dr. Goodall’s discoveries as an ethologist revolutionized science, and she was a tireless advocate for the protection and restoration of our natural world,” the institute wrote on Instagram .

Goodall was born in Bournemouth, England, on Apr. 13, 1934 and as a child enjoyed the outdoors and animals, according to National Geographic .

“She had a much-loved dog, Rusty, a pony, and a tortoise, to name a few of their family pets,” the magazine wrote. “When Jane was about eight she read the Tarzan and Dr. Dolittle series and, in love wi

See Full Page