More cryoprotectants are produced in populations in colder locations. This adaptation means that the wood frog can survive at ...

Frogs belong to a group of animals called amphibians—the most endangered group of species on the planet. Two out of every five amphibian species are currently threatened with extinction, and this ...

Wood frogs can freeze up to 65% of the water in their bodies during brumation and still survive. Brumation can last between four and seven months, depending on the temperatures. Wood frogs are the ...

For a small frog, the alpine tree frog (Litoria verreauxii alpina) packs a lot of surprises. For one, this tree frog lives in snowy gullies and high mountain crags across the Australian Alps, far from ...