Movie 1

Established hierarchical relationship. Example movie from a 20-minute contest showing an established hierarchical relationship, wherein a subordinate male repeatedly attempts to climb the wall of the arena while a dominant male (clipped wing) guards the floor.

Social hierarchy is established and maintained with distinct acts of aggression in male Drosophila melanogaster

Jasper C. Simon, and Ulrike Heberlein

Journal of Experimental Biology 2020. 223:None-None; doi: 10.1242/jeb.232439