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. 2011 Sep 9;6(9):e24601. doi: 10.1371/journal.pone.0024601

Figure 4. Hydrogen and oxygen isotope ratios of keratin.

Figure 4

Hydrogen and oxygen isotope compositions are shown for hair samples (δDh, δ18Oh) from puma, bobcat and eastern cottontail rabbit as well as collagen (δDbc) and bone phosphate (δ18Obp) data from white-tailed deer* (*data from [56]).