The North American amphibian, wood frogs, Rana sylvatica are the most studied anuran to comprehend vertebrate freeze tolerance. Multiple adaptations support their survival in frigid temperatures ...

Wood frogs are highly dependent on environmental conditions to determine whether they are active. After fattening up during ...

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 ...

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 ...

Ever notice during the winter the lack of bugs, spiders and even amphibians? Where do they all go? The answer might surprise you. A variety of frogs live in the central and eastern U.S., including the ...

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 ...

GATLINBURG, Tenn. — At Twin Creeks in the Great Smoky Mountains, try not to jump if you're suddenly surrounded by the sound of hundreds of turkeys. It is likely the call of frogs gone wild on a warm ...

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Some of a green frog’s heat tolerance might come from its microbiome. Put a wood frog tadpole and a green frog tadpole in water and turn up the heat. The two species live in similar environments, but ...

According to a study led by Don Larson of the University of Alaska Fairbanks, wood frogs (Lithobates sylvaticus) freeze up to 60 percent of their bodies during the long and extremely cold Alaskan ...

Things didn’t look good for the five frozen wood frogs. The palm-sized amphibians were hibernating in a box outside Brian Barnes’ Fairbanks home a few decades ago. Barnes, director of the Institute of ...