The snowy owl has feathers on its feet, like warm little boots.
Living in the cold arctic, the snowy owl's feathery feet help keep its toes toasty.
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The arctic fox turns brown in summer and white in winter.
A narwhal has a long spiral tusk, like a unicorn of the sea.
Reindeer hooves change with the seasons to help them walk on snow.
A walrus uses its long tusks to help pull itself out of the water.
The polar bear is the biggest bear that walks the earth today.