Variation in an Extreme Weapon: Horn Performance Differences across Rhinoceros Beetle (<i>Trypoxylus dichotomus</i>) Populations

Japanese rhinoceros beetle (<i>Trypoxylus dichotomus</i>) males have exaggerated head horns that they use as weapons in combat over reproductive opportunities. In these contests, there is an advantage to having a longer horn, and there seems to be little cost to horn exaggeration. Howeve...

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Bibliographic Details
Main Authors: Benjamin Buchalski, Eric Gutierrez, Douglas Emlen, Laura Lavine, Brook Swanson
Format: Article
Language:English
Published: MDPI AG 2019-10-01
Series:Insects
Subjects:
Online Access:https://www.mdpi.com/2075-4450/10/10/346