Clip | Snowbound: Animals of Winter - Arctic Fox Dive Bombs Prey Hidden in the Snow

With acute senses the arctic fox can hear lemmings under the snow.  To catch one he uses a special pouncing technique known as ‘moussing’. But moussing isn’t always easy-–especially for a beginner!

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In the depths of the Canadian winter a young arctic fox is searching for food.

He is still a hunting novice.

It's not easy when you can't see your prey.

With his acute senses he can hear a faint sound under the snow - lemmings.

To catch one he uses a special pouncing technique known as 'moussing' He has to judge its exact distance as well as the depth of the snow.

To help them find the right spot foxes actually align their pounce to the earth's magnetic field - an extraordinary skill.

But moussing isn't always easy -especially for a beginner!