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 ...

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 ...

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 ...

FAIRBANKS — The first time Marian Snively heard the “errr-ruk-ruk” croaking of a wood frog, she made the same mistake a lot of people make. “When I first heard it I said, ‘That’s a duck,’” recalled ...

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 ...

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 ...

During a recent lecture on evolution, I had to explain the differences between three different processes known as geographic, temporal and behavioral isolation. Geographic isolation is the easiest of ...

Amphibian populations living close to agricultural fields have become more resistant to a common insecticide and are actually resistant to multiple common insecticides, according to two recent studies ...