Dr. Jane Goodall, the famed chimpanzee researcher, has died, the institute in her name announced Wednesday. She was 91. "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 Jane Goodall Institute said in a statement. The organization added that Goodall died of natural causes while in California. MORE: https://www.wthr.com/article/news/nation-world/chimpanzee-researcher-jane-goodall-dies/507-162cb449-cd29-44e1-adf0-4055d0ed8320