Long before winter seals the forest under ice, certain frogs begin preparing for a transformation that defies basic biology.

The animal kingdom is full of fascinating tricks for enduring sub-freezing temperatures. Birds, for example, often just take ...

On a winter walk through Alaska’s forests, you might step over what looks like a dead frog, locked stiff beneath the leaves.

The next time you declare that you are “freezing to death,” spare a thought for the wood frog who gets so cold in winter that its heart stops beating – but it does not die. Once the spring thaw ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. It looks dead for months, its body packed with ice. But ...

When the cold weather comes, I bundle up in a sweater and explore the snow. But my frog friends are never around then. In fact, I’ve never seen a frog in a sweater. I asked my friend Erica Crespi why ...

As colder weather sets in, the frogs then distribute extreme levels of glucose through their bodies, with it concentrating in the heart, liver, skeletal muscles and blood. Minnesota has four types of ...

SHREVEPORT, La. (KTAL/KMSS) – What creature sings all night long, has a bubble on its chin, can freeze like a popsicle in winter and miraculously comes back to life in early spring, and can help ...

The endangered northern leopard frog species is showing positive signs of recovery after surviving the first winter in the wild within the Columbia National Wildlife Refuge in Eastern Washington, the ...

One of Australia’s most endangered amphibians can fight off a deadly fungal infection with the help of a naturally heated shelter, which researchers are calling a “frog sauna”. The disease, ...