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Surviving the winter
Surviving the winter

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Figure 14
Figure 14 (a) Changes in the concentration of glucose in various organs of the wood frog (Rana sylvatica) over 72 hours of freezing at −2.5°C in the laboratory. (b) The corresponding depletion of liver glycogen reserves. Note that the horizontal axes are non-linear. Data from Pinder et al. (1992).

 1.4.3 Freeze tolerance in ectothermic vertebrates