Increased competition as a cost of specialization during the evolution of resource polymorphism
Article first published online: 19 SEP 2012
© 2012 The Linnean Society of London
Biological Journal of the Linnean Society
Volume 107, Issue 4, pages 845–853, December 2012
How to Cite
Paull, J. S., Martin, R. A. and Pfennig, D. W. (2012), Increased competition as a cost of specialization during the evolution of resource polymorphism. Biological Journal of the Linnean Society, 107: 845–853. doi: 10.1111/j.1095-8312.2012.01982.x
- Issue published online: 21 NOV 2012
- Article first published online: 19 SEP 2012
- Manuscript Revised: 15 JUN 2012
- Manuscript Accepted: 15 JUN 2012
- Manuscript Received: 22 MAY 2012
- National Science Foundation
Doc. S1. Procedures and Instruments used by the UC Davis Stable Isotope Facility.
Figure S1. Density histograms and fitted kernal density lines of trophic morphology for tadpoles in each of four ponds: (a) Ava Ranch, (b) Crissal, (c) Price Canyon, and (d) Peach Orchard North.
Figure S2. Density histograms and fitted kernal density lines of trophic morphology for tadpoles in all four study ponds combined.
Figure S3. Resource use, as inferred by δ15N, plotted against morphological index for individual carnivores and omnivores in four ponds.
Figure S4. Relationship between a carnivore's morphological index and its δ15N values in four ponds.
Table S1. Estimates of bimodality of tadpole morphological indices in natural ponds.
Table S2. Estimates of tadpole densities and morph frequencies in natural ponds.
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