The wood frog,Lythobates sylvaticus,or (formerly) Rana sylvatica,is a terrestrial frog found in the NE United States and across Canada,into Alaska. It is the only frog found above the Arctic Circle. In winter much of its body freezes and metabollism completely stops. Intracellular freezing is prevented by the accumulation of anti-freeze molecules such as glucose and urea | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Shields, Martin |
Taille de l’image : | 5314 px × 3547 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
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