Homosexuality in nature

Females intrasexual fighting. These two female horned beetles are head-butting for possession of a feeding site.

The eighth in a series from the blog Gender and Sexuality in Nature, a 2016 UC Davis course organized by UM EEB alumnus Ash Zemenick (UM EEB B.S. 2011, Ph.D. UC Davis 2017) and Jacob Moore (B.S. University of Washington 2009, Ph.D. UC Davis 2017). Have you ever wondered if, how, or why animals engage…