Some animals in Canada will chill off so much in winter that they actually freeze, ensuring their survival through the harsh months. Such is the case with the wood frog. To ensure it can make it ...

Their staccato voices can make a muskeg bog as loud as a city street, though most are so small they could sit in a coffee cup without scraping their noses. They surprise hikers, who notice them ...

If you’re out on a walk in early spring and you happen to hear clucking, don’t start looking around for barnyard birds. The wood frog is one of the first frog species to emerge in late winter in the ...

Wood frogs (Rana sylvatica) exhibit an extraordinary capacity for freeze tolerance, an adaptation that enables survival despite the conversion of up to 65–70% of their total body water into ...

With a body the color of dead leaves and a black “mask” extending behind the eyes, the wood frog is unmistakable if you can actually find one. Credit: PHOTO BY BILL DANIELSON During a recent lecture ...

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 we think of evolution, we think of a process that happens over hundreds or thousands of years. In research recently published, a species of frog that has evolved over the course of merely 25 ...