Part 3 • 2007 • episode "S1E1" • Expedition Borneo

59:06

David Attenborough has a passion for birds' eggs. These remarkable structures nurture new life, protecting it from the outside world at the same time as allowing it to breathe. They are strong enough to withstand the full weight of an incubating parent and weak enough to allow a chick to break free. But how is an egg made? Why are they the shape they are? And perhaps most importantly, why lay an egg at all? Piece by piece, from creation to hatching, David reveals the wonder behind these miracles of nature.

Natural World • 2018 • Nature

58:01

Predators and their prey hunt and escape in the dense and complex world of the forest.

S1E3 • The Hunt • 2015 • Nature

53:32

A team of intrepid paleontologists discovers that dinosaurs thrived in the unlikeliest of places—the cold and dark of winter in the Arctic Circle. How did they survive year-round and raise their young in frigid and dark winter conditions?

NOVA PBS • 2021 • Nature

51:38

Following extraordinary rumours of tigers living in the mountains of Bhutan, the expedition shifts to high altitude. Cameraman Gordon Buchanan captures remarkable footage of a snow leopard cub from over 5,000 metres in the air. Along the Tibetan border, explorer Steve Backshall treks to the mystical Tiger Mountain, where he has a very close encounter with the world's most elusive predator.

S1E3 • Lost Land of the Jaguar • 2009 • Nature

20:57

A look at how spiders covered a town in webs overnight and why a lake in South America is the lightning capital of the world.

S1E10 • Nature's Strangest Mysteries: Solved • 2019 • Nature

44:02

Dive into the long year of the Alaskan brown bear through the Earth's seasonal cycle amid the frigid winter months and into the warmth of summer.

S1E3 • Our Universe • 2022 • Nature