Add Yahoo as a preferred source to see more of our stories on Google. A brown wood frog sits among dried oak leaves and melting snow, its golden eyes reflecting the light.© A-Z Animals The post The ...

Add Yahoo as a preferred source to see more of our stories on Google. The wood frog (Lithobates sylvaticus or Rana sylvatica) has a broad distribution over North America, extending from the Boreal ...

Long before winter seals the forest under ice, certain frogs begin preparing for a transformation that defies basic biology. The wood frog (Rana sylvatica), along with a few treefrog species like the ...

Each winter in parts of North America, certain frogs endure conditions that would be fatal to most vertebrates. As temperatures drop below freezing, ice forms inside their bodies, their hearts stop ...

How does a thin-skinned, cold-blooded creature survive a below freezing Colorado winter without a fur coat or a ticket south? Frogs, toads, and salamanders are all examples of amphibians, a ...

The Outside Story discusses how frogs emerge in spring, braving dangerous road crossings and warming temperatures.

Wood frogs are highly dependent on environmental conditions to determine whether they are active. After fattening up during the summer, wood frogs enter brumation in the fall as temperatures cool.

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© ...