33 minutes agoShareSaveMaia DaviesBBC News andHarry SekulichBBC NewsShareSaveConservationist Dame Jane Goodall, a world-leading expert on chimpanzees, has died aged 91.Former US president Barack Obama was among those who paid tribute to Dr Goodall, who he said, “opened doors for generations of women in science”.Actor and environmental campaigner Leonardo DiCaprio said that she “inspired millions to care, to act, and to hope”, and called her a “a true hero for the planet”.Dr Goodall died of natural causes while in California on a speaking tour of the US, according to a statement from the Jane Goodall Institute.It said her discoveries “revolutionised science” and that she was “a tireless advocate for the protection and restoration of our natural world”.The United Nations said it mourned the loss of Dr Goodall, saying that she “worked tirelessly for our planet and all its inhabitants, leaving an extraordinary legacy for humanity and nature”.Greenpeace said it was “heartbroken” by her death, calling her “one of the true conservation giants of our time”.Its co-executive director in the UK, Will McCallum, said: “Dr Goodall’s legacy is not only in science but in the global movement she helped spark to protect nature and give hope for a better world.”Naturalist Chris Packham told the BBC that he counted her among his heroes, calling her “revolutionary” and “remarkable”.”To have lost a hero at a time when we need all of them on the frontline fighting for life on earth is a tragedy.”PA MediaThe Duke and Duchess of Sussex joined the many honouring the legacy of Dr Goodall, describing her as a “tireless advocate” for the protection of nature.”Dr Jane Goodall DBE was a visionary humanitarian, scientist, friend to the planet, and friend to us,” Prince Harry and Meghan said in a statement.Former Canadian prime minister, Justin Trudeau, said “her compassion will live on” in future conservation work.Secretary General of the United Nations António Guterres hailed her work as a Messenger of Peace, a UN title she has held since 2002 for bringing “global attention to the urgency of protecting our environment”. Environmental organisations, including Greenpeace and People for the Ethical Treatment of Animals (Peta), have also commemorated Dr Goodall’s legacy. …