Abstract
ANALYSES were carried out during the summer from active hedgehogs (Erinaceus europaeus), which were fed on a ‘high protein diet’, after fasting for one day. Hibernating animals in winter were kept in a constant-temperature cold room (+ 4.0 ± 0.5° C) at least one week before analyses were made.
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KRISTOFFERSSON, R. Urea-Levels in Blood and Tissues of Hibernating and Non-Hibernating Hedgehogs. Nature 197, 402–403 (1963). https://doi.org/10.1038/197402a0
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DOI: https://doi.org/10.1038/197402a0
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