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Briefing: Scientists found a bug that generates its own heat in freezing cold

Strategic angle: Snow flies have an unexpected way of surviving freezing temperatures by producing antifreeze proteins and generating their own heat.

Editorial StaffMarch 26, 20261 min read

Snow flies produce antifreeze proteins to block ice formation.

They can generate their own heat to survive extreme cold.

Their genes are unusually unique, aiding in their survival.