The wood frog survives extreme winter temperatures by freezing solid, with its heart stopping for nearly eight months. 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 ...

These wood frogs are one of the only creatures that can be described as “the living dead”. Yet every spring ... incredible survival strategies. They freeze. As winter comes, they hunker ...

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 ...

their bodies begin to freeze, starting with their extremities, and their hearts actually stop beating. But they’re not dead—they’re in a state of suspended animation. The wood frog’s body ...

As colder weather sets in, the frogs then distribute extreme levels of glucose through their bodies, with it concentrating in the heart, liver, skeletal muscles and blood. Minnesota has four types ...

A small brown frog squats motionless in a den of green moss. It inhales no breath, has no heartbeat, yet it is not dead. Rock hard and icy to the touch, this speckled North American wood frog is ...

Scientists have found that during the fall, wood frogs accumulate urea, and later glucose, to preserve their organs when the frogs freeze solid during the winter. Water can make ...

The proteins bind to ice crystals in their blood, preventing the fish from freezing. This adaptation ... where it gets very hot and dry. When a frog is out of the water, mucus on its skin helps ...