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How Birds Survive In The Polar Region
Birds in the polar region has feathers to provide insulation. Polar birds fluff their feathers to trap air between their feathers and bodies to keep them warm forming natural layer of insulation.
Polar birds sleep or rest by tucking their bills under their wing feathers to breathe warmer air.
Usually, birds are warm-blooded animals with high metabolic rate. In the winter, there food requirement increase to maintain their heart rate and to shiver to maintain body temperature.
Updated on: 26-Apr-2023
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