Big weapons have little downside

Access through your institution Buy or subscribe The huge horns on male rhinoceros beetles come surprisingly cheap. But when Erin McCullough and Douglas Emlen at the University of Montana in

Missoula set about quantifying probable costs in dozens of wild and laboratory-raised beetles (_Trypoxylus dichotomus_; PICTURED), they found none. Horn size had little or no effect on

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FAQs * Contact customer support RIGHTS AND PERMISSIONS Reprints and permissions ABOUT THIS ARTICLE CITE THIS ARTICLE Big weapons have little downside. _Nature_ 502, 144 (2013).

https://doi.org/10.1038/502144c Download citation * Published: 09 October 2013 * Issue Date: 10 October 2013 * DOI: https://doi.org/10.1038/502144c SHARE THIS ARTICLE Anyone you share the

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