Chapter 1
The science of freezing solid
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Chapter 2
Surviving the extreme northern wilderness
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Chapter 3
The great spring thaw
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Chapter 4
Wood frogs and the future of medicine
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YOUR GOAL
Master of Magic powers of the wood frog
Ch 2 · Surviving the extreme northern wilderness
torito Wood Frog Freeze Survival
Northern wood frogs, they can freeze solid through the winter deep in the leaf litter, then thaw out in spring.
Fun Fact
Arctic champion: The wood frog is the only North American amphibian that lives north of the Arctic Circle.
Glossary
cryoprotectant (noun)
A substance used to protect biological tissue from freezing damage. Wood frogs flood their cells with glucose to endure freezing winter conditions on the Alaskan forest floor.
A substance used to protect biological tissue from freezing damage. Wood frogs flood their cells with glucose to endure freezing winter conditions on the Alaskan forest floor.
Quiz
What do wood frogs primarily eat during the summer to build up their winter reserves?
Quiz
Which of these regions is the only North American amphibian found north of the Arctic Circle?