Une image de l'hiver
The
wood frog has garnered attention by biologists over the last century
because of its freeze tolerance. Antifreeze-like blood lets frogs freeze
and thaw with winter's whims. They endure this annual popsicle phase
with help from cryoprotectants, substances circulating in their blood
that lower the freezing point of their body fluids
trop mignonne :
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