These salamanders supercool themselves to handle the snow

By Nell Greenfieldboyce

Published December 24, 2025 at 5:30 PM EST

Blue spotted salamanders can supercool themselves so they can walk over ice and snow during their spring migrations

Nell Greenfieldboyce

Nell Greenfieldboyce is a NPR science correspondent.

See stories by Nell Greenfieldboyce

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