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Keywords: wood frog
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Journal Articles
J Exp Biol (2014) 217 (12): 2193–2200.
Published: 15 June 2014
...Don J. Larson; Luke Middle; Henry Vu; Wenhui Zhang; Anthony S. Serianni; John Duman; Brian M. Barnes We investigated the ecological physiology and behavior of free-living wood frogs [ Lithobates ( Rana ) sylvaticus ] overwintering in Interior Alaska by tracking animals into natural hibernacula...
Includes: Supplementary data
Journal Articles
J Exp Biol (2008) 211 (18): 2969–2975.
Published: 15 September 2008
...Jon P. Costanzo; Richard E. Lee, Jr SUMMARY We tested the hypothesis that urea, an osmolyte accumulated early in hibernation, functions as a cryoprotectant in the freeze-tolerant wood frog, Rana sylvatica . Relative to saline-treated, normouremic (10 μmol ml –1 ) frogs, individuals rendered...
Journal Articles
J Exp Biol (2005) 208 (21): 4079–4089.
Published: 1 November 2005
... frog ( Rana sylvatica ), a northern woodland species that hibernates terrestrially in sites where dehydration and freezing may occur. Wood frogs inhabiting an outdoor enclosure accumulated urea to 65 mmol l -1 in autumn and early winter, when soil moisture was scarce, but subsequently urea levels fell...