Its blood floods with glucose, acting as natural antifreeze so the wood frog can survive being frozen solid for months.

Receive emails about upcoming NOVA programs and related content, as well as featured reporting about current events through a science lens. Jon Costanzo: This small, handsome frog is Rana sylvatica, ...

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 ...

Scientists have uncovered a superior method of freezing and thawing frog sperm leading to improved sperm quality. Driven by mass declines of frogs worldwide, research into cryopreservation of ...

Could there be a medical breakthrough from college research? Dr. Mike Mendel, associate professor of biology at Cedarville University, works with a college student on research that could provide ...

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 ...

Stephen has degrees in science (Physics major) and arts (English Literature and the History and Philosophy of Science), as well as a Graduate Diploma in Science Communication. Stephen has degrees in ...

These frogs inside an incubator at Mt. St. Joseph University are in a kind of frozen state. Cryoprotectants are key and researchers are trying to translate the concept into human organs. Under a leafy ...

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.

Wood frogs can freeze up to 65% of the water in their bodies during brumation and still survive. Brumation can last between four and seven months, depending on the temperatures. Wood frogs are the ...