Dian Fossey studied Gorillas extensively for 18 years. she fought off deforestation, poaching, and is probably the sole reason the mountain gorillas of Rwanda are not extinct today. - she was basically the chain-smoking, poacher-hunting, badass version of Jane Goodall. Her murder by machete remains a mystery. Dian Fossey, Primates, Mammals, Gorillas In The Mist, Animals And Pets, Cute Animals, Jane Goodall, Mountain Gorilla, Mundo Animal