Davina McCall: Life at the Extreme

In Namibia, one of the hottest places on the planet, Davina discovers that despite the insane temperature and lack of water, it is home to an incredibly diverse range of life.

Davina travels to the Azores in the middle of the Atlantic Ocean, home to some of the world's deepest-diving creatures including whales. She investigates how animals cope with the pressures of diving - particularly the air-breathing animals - and begins by swimming with a school of dolphins. A wo...

In this episode, Davina travels to the Svalbard islands in the Arctic Circle - the icy home of the polar bear and one of the coldest places on the planet, where temperatures can drop to -40C. Just 800 miles from the North Pole, her journey begins in Longyearbyen, one of the most northerly towns i...

In this episode, Davina McCall travels to Costa Rica, which is hot, humid and one of the wettest places on Earth. The rain there is torrential, rivers burst their banks, forests flood and roads become impassable in a matter of minutes. Yet despite being utterly inhospitable for humans, animals lo...