Hibernation can also cause high delta15N values in cave bears: a response to Richards et al
- PMID: 18326029
- PMCID: PMC2393754
- DOI: 10.1073/pnas.0800915105
Hibernation can also cause high delta15N values in cave bears: a response to Richards et al
Conflict of interest statement
The authors declare no conflict of interest.
Comment on
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Isotopic evidence for omnivory among European cave bears: Late Pleistocene Ursus spelaeus from the Peştera cu Oase, Romania.Proc Natl Acad Sci U S A. 2008 Jan 15;105(2):600-4. doi: 10.1073/pnas.0711063105. Epub 2008 Jan 10. Proc Natl Acad Sci U S A. 2008. PMID: 18187577 Free PMC article.
References
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- Barboza PS, Farley SD, Robbins CT. Whole-body urea cycling and protein turnover during hyperphagia and dormancy in growing bears (U. americanus and U. arctos). Can J Zool. 1997;75:2129–2136.
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