Stephen Fry and the zoologist Mark Carwardine follow attempts to move the world's rarest rhinos from a snowy zoo in the Czech Republic to the expanses of Kenya. Show more

Stephen Fry and zoologist Mark Carwardine search for animals on the edge of extinction. They discover how the Amazonian manatee, a freshwater mammal, has survived. Show more

Stephen Fry and zoologist Mark Carwardine search for animals on the edge of extinction. Are there any northern white rhinos still alive in the wild? Show more

Stephen Fry and zoologist Mark Carwardine search for animals on the edge of extinction. In Madagascar, Mark and Stephen search for the aye-aye, a peculiar lemur. Show more

Stephen Fry and zoologist Mark Carwardine search for animals on the edge of extinction. While tracking the Komodo dragon, the travellers release turtles into the wild. Show more

Stephen Fry and zoologist Mark Carwardine are in New Zealand, searching for animals close to extinction. They look for the last remaining kakapo, a fat, flightless parrot. Show more

Stephen Fry and zoologist Mark Carwardine have a close encounter with grey whales, and meet the deadly Humboldt squid in a search for the mighty blue whale. Show more