The authors addressed certain questions concerning the evolution of defenses in Mexipyrgus.

• Abstract
• Background
• Results
• Discussion
• Conclusion
• Methods
• Authors' contributions
• References
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Biology Articles » Evolutionary Biology » Spatial mosaic evolution of snail defensive traits » Authors' contributions

Authors' contributions

- Spatial mosaic evolution of snail defensive traits

All authors conceived the study and participated in its design and conducted field work. SGJ performed statistical analysis and drafted the manuscript. CDH and FJGL helped with revisions of the manuscript. All authors read and approved the final manuscript.


Acknowledgements

We gratefully acknowledge the field assistance of April Taylor, Aaron Rasch, and Stu Field. The Department of Biological Sciences at The University of New Orleans and National Science Foundation grant DEB-0034564 (SGJ) financially supported this research. CDH was supported by University of California at Davis, the National Geographic Society, and Georgia Institute of Technology. We appreciate the comments of A. Siepielski and two anonymous reviewers on a previous version of the manuscript. We thank A. Bellido for providing the R routine for the covariance PCA analysis. Permission for sampling was granted by SEMARNAT (permit # 5877).