The BBC site has a place holder page for what appears to be the official Last Chance To See blog of Stephen Fry and Mark Carwardine's new trip. It's very broken right now, and full of lorem ipsum, but the RSS feed is available for subscribing at least...

Stephen Fry and Mark Carwardine travel to some of the most remote places on earth in search of animals on the edge of extinction. Follow the journey online through exclusive video and blogs.