Specials — Episode 2

Planet Earth: Extreme Survival

Hear the stories of extraordinary survival in the wild world and learn about our planet's incredible range of landscapes and how weather provides huge challenges for animals. How do polar bears swim when the ocean is covered in ice? What do elephants eat and drink in the middle of the desert in Namibia?

And there's quirky story of the camels that have to eat snow... in the extreme deserts of Mongolia. This special also features the "city" of Gelada baboons in the Ethiopian highlands, who must fend off wolves on precipitous rocks. Plus, bat-eating snakes that haunt caves in New Zealand, the ingenious social behavior of the very remarkable bottle-nosed dolphins and the incredible Emperor Penguins' survival during extreme winters.