The animal kingdom is full of fascinating tricks for enduring sub-freezing temperatures. Birds, for example, often just take ...
Wood frogs — Lithobates sylvaticus, also known as Rana sylvatica — live farther north than any other amphibian, even beyond ...
The next time you snivel, "I am freezing to death," you might want to consider the wood frog, which withstands such bone-chilling cold in winter that its heart stops beating yet does not die. When the ...
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 ...
As conditions warm, fish and wildlife living at the southern edge of their species' ranges are most at risk, according to Penn State researchers who led a major collaborative study of how wood frogs ...