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

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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 wood frog (Lithobates sylvaticus or Rana sylvatica) has a broad distribution over North America, extending from the Boreal forest of Canada and Alaska to the southern Appalachians. Portrait macro© ...

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 ...

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 ...

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 ...

December 2023 was certainly an unusual month in the Northland. Not only did we have a small amount of snow — only about 5 inches (normal is about 18) — this follows a record-setting snowy December ...

Road salt can often wash into nearby wetlands and ponds and hurt freshwater wildlife, but some animals appear to be adapting. By Ethan Freedman Published Apr 2, 2024 9:00 AM EDT Get the Popular ...

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 ...