While extinctions still happen at a fast pace, some species are coming back, such as California condors and American crocodiles.
Renowned primatologist Jane Goodall profiles these survival stories and others in her latest book written with Thane Maynard and Gail Hudson, Hope for Animals and Their World: How Endangered Species Are Being Rescued from the Brink.
I once was able to sit and have a cup of tea with Jane Goodall at a conference I attended. I was starstruck and could barely formulate a question in the presence of this powerfully gentle soul.