Frozen Frogs: A miraculous winter strategy - Pennsylvania Wilds
How do frogs & toads spend the winter?
Where do frogs go in winter? Amphibian and Reptile Conservation
frogs and toads articles - Encyclopedia of Life
Frogs Freeze to Survive the Alaskan Winter
Jeff Mitton: Wood frogs freeze in winter, resume activity in spring – Boulder Daily Camera
The Frog That Can Hold In Its Pee For Up To 8 Months
How do Frogs Survive Winter? Why don't they Freeze to Death?
Where Do Frogs Go in the Winter?
How do frogs survive in the winter? Should a person with a pond in their garden do anything to help a resident frog during the freezing months? - Quora
These animals can freeze solid in winter. Here's how they survive.
Signs of Fall #10: Where do the frogs go in winter?
Anuroj - Vikipedio