British naturalist Jane Goodall (R), looks out through a glass window towards chimpanzees at Sydney's Taronga Zoo on June 5, 2011. To mark World Environment Day, Taronga Zoo announced on June 5 a five-year partnership with Goodall, to expand the Tchimpounga Rehabilitation Centre in the Congo. Taronga also confirmed $150,000 Australian (160,800 USD) in funding for Tchimpounga, which is Africa's largest chimpanzee sanctuary. AFP PHOTO / Greg WOOD (Photo credit should read GREG WOOD/AFP/Getty Images)
