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Published online 9 August 2008 | Nature | doi:10.1038/news.2008.1021
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Cougar's movements betrayed by claw analysis
Stable isotope analysis helps to retrace animal's steps.
The last months of a cougar’s life have been reconstructed by analysing the chemical isotopes in its claw. The technique could be a boon for conservation biologists and land managers who need to track the movements of animals, say the scientists behind the study.
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