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Integrating Stomach Content and Stable Isotope Analyses to Quantify the Diets of Pygoscelid Penguins
- Michael J. Polito,
- Wayne Z. Trivelpiece,
- Nina J. Karnovsky,
- Elizabeth Ng,
- William P. Patterson,
- Steven D. Emslie
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- Published: October 28, 2011
- https://doi.org/10.1371/journal.pone.0026642