Elemental • 2022 • episode "S1E4" • Our Universe

58:53

Even after thousands of years of ice crushing the northern hemisphere and temperatures of 20 degrees lower than those of today, many of the great giants of the ice age still walked the earth. It was only when the world had warmed up again that mammoths, woolly rhinos, sabre-toothed cats, giant ground sloths and glyptodonts finally became extinct. Professor Alice Roberts sets off on her last voyage back to the Ice Age to discover why.

S1E3 • Ice Age Giants • 2013 • Nature

20:57

A look at how bats avoid bumping into each other at night; why a bottlenose dolphin seeks out the help of a scuba diver; are cicadas expert mathematicians.

S1E21 • Nature's Strangest Mysteries: Solved • 2019 • Nature

58:31

Remote islands offer sanctuary for some of the planet's strangest and rarest creatures. The rare pygmy three-toed sloth enjoys a peaceful existence on an idyllic Caribbean island, while nesting albatross thrive in predator-free isolation. But island life always comes at a cost. On the Galapagos Islands, young marine iguana must escape an onslaught of deadly racer snakes the moment they hatch from the sand. On the sub-Antarctic island of Zavodovski, life gets more extreme still. Every day, one and a half million penguins risk being battered against the rocks by fierce waves as they try to get on and off the island.

S1E1 • Planet Earth II • 2016 • Nature

58:00

With the help of some surprising creatures from around the world, this series sets out to discover how animals take to the air, defying the force all airborne animals must conquer, gravity. Part 3: Crowded Skies This episode features a creature that creates sound out of thin air with the world's fastest courtship display and arguably the world's most aggressive bird. In a South American jungle, there's 'hunt and evasion' flying during the night, as bats and moths fight for the upper hand in one of the world's oldest arms races. Plus a camera films a giant flock to unlock the secrets that keep half a million birds from colliding in the same air space.

S1E3 • Life in the Air • 2016 • Nature

59:01

David Attenborough tells the revealing story of this Caribbean island's exotic but vulnerable wildlife. A team of conservation champions are making it their mission to save the most precious species. We see how Puerto Rican parrots, manatees and turtles are now making a comeback.

Natural World • 2018 • Nature

69:58

Going for a dramatic approach, this installment takes a look at the changing world of nature, from the sky to the sea to the sun to the insects to volcanic action to the planet itself. It's nature's strange and intricate designs for survival and her many methods of perpetuating life in this spectacular story. It takes a lot to make nature footage dramatic but here we are and it's quite a sight. It's exciting, beautifully shot and photographed, sometimes a little suspenseful, though it might not look like it at the start of it. Experience nature's Secrets of Life and witness the wonder of it all with this solid and visually splendid True-Life Adventure!

1956 • Nature