In Photos: To the Ends of the Earth: Frozen Planet
Frozen Planet heads to the ends of the earth to capture incredible polar wildlife behaviour. Here we have a gallery of images from the episode To the Ends of the Earth.

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Silent Death
The great grey owl relies heavily on stealth. Its wings are adapted to reduce noise so that they can listen intently for the rustlings of their prey beneath the snow.
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Hump
A humpback whale shows why it is so called as it prepares to dive below the surface.
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Sponge Community
Even underneath thick sea ice, life finds a way to survive. Each of these individual sponges are actually communities of tiny animals working together. If you stick one of these in a blender, they will link back up and reform into a sponge again.
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Life or Death
The ends of the earth are a constant struggle for survival. Here a gentoo penguin struggles to safety away from a sea lion.
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Frozen Forest
A frozen forest sits silently under a glowing yellow sky.