
S01 Episode 1
From Pole to Pole
A study of mass migrations from one pole to the other. During the Arctic spring, a mother polar bear and her cubs leave their winter den and move across the frozen sea before it melts.
48 mins · Sun, 5 Mar 2006

S01 Episode 2
Mountains
Mountains, and the creatures which survive on their rough terrain.
47 mins · Sun, 12 Mar 2006

S01 Episode 3
Freshwater
The descent of rivers from their mountain sources to the sea.
49 mins · Sun, 19 Mar 2006

S01 Episode 4
Caves
Features, among others, the Cave of Swallows in Mexico and Deer Cave in Borneo.
48 mins · Sun, 26 Mar 2006

S01 Episode 5
Deserts
A look at the animals which inhabit the planet's deserts, and how they manage to survive there.
48 mins · Sun, 2 Apr 2006

S01 Episode 6
Ice Worlds
Exploring the frozen worlds of the Arctic and Antarctic.
48 mins · Sun, 5 Nov 2006

S01 Episode 7
Great Plains
The world's great plains support the greatest gatherings of wildlife on the planet.
48 mins · Sun, 12 Nov 2006

S01 Episode 8
Jungles
The creatures which inhabit the world's tropical rainforests have adopted some amazing strategies.
48 mins · Sun, 19 Nov 2006

S01 Episode 9
Shallow Seas
A humpback whale and her calf, pygmy seahorses, and seals attack king penguins.
49 mins · Sun, 26 Nov 2006

S01 Episode 10
Seasonal Forests
The trees of the Taiga forest and giant sequoia, the largest living thing on the planet.
49 mins · Sun, 3 Dec 2006

S01 Episode 11
Ocean Deep
Time-lapse footage taken from 2000m down captures eels, crabs and isopods.
48 mins · Sun, 10 Dec 2006