Chimpanzee expert and legendary activist Jane Goodall has died at 91 .
The renowned conservationist died of natural causes on October 1, while on a speaking tour in California, confirmed by a statement released by The Jane Goodall Institute .
Her discoveries "revolutionised science, and she was a tireless advocate for the protection and restoration of our natural world," the Institute said.
Tributes have started to pour in for Goodall, with many across the globe sharing messages after her death.
Former Canadian Prime Minister Justin Trudeau took to X, formerly Twitter, to share his heartbreak.
"Heartbroken to hear of Dr. Jane Goodall's passing. She was a pioneer whose research and advocacy reshaped our understanding of the natural world. Her wisdom and compassion will liv