File:Callosobruchus Analis Penis.jpg
The genitalia of the Callosobruchus analis beetle. It is covered in spines from base to tip. Referenced in Rönn, J., Katvala, M. & Arnqvist, G. 2007. Coevolution between harmful male genitalia and female resistance in seed beetles. Proceedings of the National Academy of Sciences 104, 10921-1092. and Hotzy, C. & Arnqvist, G. 2009. Sperm competition favors harmful males in
seed beetles. Current Biology 19, 404-407.
Source
http://news.nationalgeographic.com/news/2009/02/photogalleries/spiky-beetle-genitals/images/primary/090225-03-spiky-beetle-genitals_big.jpg from http://news.nationalgeographic.com/news/2009/02/photogalleries/spiky-beetle-genitals/photo3.html
Author
Johanna L. Rönn, Uppsala University
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