New book highlights global threat to ape species | Asia Pacific

The reasons vary in detail, but mostly it comes down to the loss of their habitat. When jungles and forests are torn down for agriculture or replaced with single-species tree plantations like Palm Oil, they have nowhere to live.

And all of them, from mountain gorillas to chimpanzees and orangutans, may be gone from the wild before this century is over. Paul Raffaele is a journalist who made it his mission to see all the ape species, and he's written a book about it 'Among the Great Apes.'

Presenter: Mark Colvin

Speaker: Paul Raffaele, author of 'Among the Great Apes'