| Steven D EmslieAffiliation: University of North Carolina Country: USA Abrupt recent shift in delta 13C and delta 15N values in Adélie penguin eggshell in AntarcticaSteven D Emslie Department of Biology and Marine Biology, University of North Carolina, 601 South College Road, Wilmington, NC 28403, USA Proc Natl Acad Sci U S A 104:11666-9. 2007 Integrating stomach content and stable isotope analyses to quantify the diets of pygoscelid penguinsMichael J Polito Department of Biology and Marine Biology, University of North Carolina Wilmington, Wilmington, North Carolina, United States of America PLoS ONE 6:e26642. 2011 Wanted: dead or alive? Isotopic analysis (?13C and ?15N) of Pygoscelis penguin chick tissues supports opportunistic samplingChristopher A Vasil University of North Carolina Wilmington, Department of Biology and Marine Biology, Wilmington, NC 28403, USA Rapid Commun Mass Spectrom 26:487-93. 2012 Exceptional record of mid-Pleistocene vertebrates helps differentiate climatic from anthropogenic ecosystem perturbationsAnthony D Barnosky Museum of Paleontology and Department of Integrative Biology, University of California, Berkeley, 94720, USA Proc Natl Acad Sci U S A 101:9297-302. 2004
| - Michael J Polito
- Christopher A Vasil
- William P Patterson
- Anthony D Barnosky
- Wayne Z Trivelpiece
- Elizabeth Ng
- Nina J Karnovsky
- Alan B Shabel
- Jim I Mead
- Eric Scott
- Christopher J Bell
- H Thomas Goodwin
- Charles A Repenning
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