Long before winter seals the forest under ice, certain frogs begin preparing for a transformation that defies basic biology. The wood frog (Rana sylvatica), along with a few treefrog species like the ...

Alaskan wood frogs survive freezing temperatures by entering states of suspended animation. They do this by undergoing a controlled body freeze, spreading glucose through their bodies, and shutting ...

Scientists have discovered that frogs have the ability to regrow limbs. It was already known that other animals, like salamanders, starfish, crabs and lizards could do the same. Researchers at Harvard ...

A Dec. 12 Metro article about animals that freeze solid incorrectly said that spring peepers and gray tree frogs lose their ability to freeze as they age. The animals keep that ability into adulthood.