Cold tolerant organisms have evolved various methods for coping with very low temperatures. Some animals hibernate, take shelter, or even migrate to warmer areas. Others, such as Antarctic seals, have warm fur and a thick layer of blubber for insulation. Arctic plants tend to be small and grow low to the ground and can be coated with hair and wax to avoid wind chill. Some insects, amphibians and microbes can even withstand being frozen solid.
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