PeerJ Author 35 Points Contributions by role Preprint Author 35 Contributions by subject area Ecology Entomology Evolutionary Studies Zoology Jaime Camacho PeerJ Author Summary Animal Behavior Ecology Entomology Evolutionary Studies Zoology Past or current institution affiliations Universidad Nacional Autónoma de México Work details Ph student U.N.A.M. PeerJ Contributions Preprints 1 November 16, 2016 - Version: 1 Male moths that shed their genital spines inside the female: A survey of male mating costs and material investment during copulation Jaime Camacho-García, Samuel Pineda, Carlos Cordero https://doi.org/10.7287/peerj.preprints.2598v1