Reexamining sexual and species recognition in butterflies: The Partner-Hazard Space framework
Generally, intra- and intersexual interactions have been considered qualitatively different processes. However, same-sex sexual behavior is widespread in the animal kingdom, challenging this assumption. Recently, a hypothesis was proposed that regards territorial contests in butterflies, in which two males chase each other without apparent physical attack, as an initial phase of mating behavior.
We haven't written up this one. Phys.org has the full story — the link below goes straight to it.
