Excerpted from Goodall's new book,
From Hope for Animals and Their World:How Endangered Species Are Being Rescued From the Brink, written with Thane Maynard and Gail Hudson.
In 2008, during my lecture tour in Australia, a very large, very black, very friendly Lord Howe Island stick insect (Dryococelus australis) crawled across my hands, my face and my head. The encounter sent shivers up my spine—knowing, as I did, the incredible story of how it came to be there.