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Research Article

Insights into the Ecology and Evolutionary Success of Crocodilians Revealed through Bite-Force and Tooth-Pressure Experimentation

  • Gregory M. Erickson mail,

    gerickson@bio.fsu.edu

    Affiliation: Department of Biological Science, Florida State University, Tallahassee, Florida, United States of America

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  • Paul M. Gignac,

    Affiliation: Department of Biological Science, Florida State University, Tallahassee, Florida, United States of America

    Current address: Department of Anatomical Sciences, Stony Brook University School of Medicine, Stony Brook, New York, United States of America

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  • Scott J. Steppan,

    Affiliation: Department of Biological Science, Florida State University, Tallahassee, Florida, United States of America

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  • A. Kristopher Lappin,

    Affiliation: Biological Sciences Department, California State Polytechnic University, Pomona, California, United States of America

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  • Kent A. Vliet,

    Affiliation: Department of Biology, University of Florida, Gainesville, Florida, United States of America

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  • John D. Brueggen,

    Affiliation: St. Augustine Alligator Farm Zoological Park, St. Augustine, Florida, United States of America

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  • Brian D. Inouye,

    Affiliation: Department of Biological Science, Florida State University, Tallahassee, Florida, United States of America

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  • David Kledzik,

    Affiliation: St. Augustine Alligator Farm Zoological Park, St. Augustine, Florida, United States of America

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  • Grahame J. W. Webb

    Affiliation: Wildlife Management International, Karama, and School of Environmental Research, Charles Darwin University, Darwin, Northern Territories, Australia

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  • Published: March 14, 2012
  • DOI: 10.1371/journal.pone.0031781
  • Published in PLOS ONE

About the Authors

Gregory M. Erickson, Paul M. Gignac, Scott J. Steppan, Brian D. Inouye
Department of Biological Science, Florida State University, Tallahassee, Florida, United States of America
A. Kristopher Lappin
Biological Sciences Department, California State Polytechnic University, Pomona, California, United States of America
Kent A. Vliet
Department of Biology, University of Florida, Gainesville, Florida, United States of America
John D. Brueggen, David Kledzik
St. Augustine Alligator Farm Zoological Park, St. Augustine, Florida, United States of America
Grahame J. W. Webb
Wildlife Management International, Karama, and School of Environmental Research, Charles Darwin University, Darwin, Northern Territories, Australia

Corresponding Author

Email: gerickson@bio.fsu.edu

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: GME PMG AKL KAV. Performed the experiments: GME PMG AKL KAV JDB DK GJWW. Analyzed the data: GME PMG SJS AKL BDI. Contributed reagents/materials/analysis tools: GME SJS JDB BDI GJWW. Wrote the paper: GME PMG SJS AKL BDI GJWW.