... importance of audio and visual sensory modalities in opponent size assessment in the vocal cichlid fish, Metriaclima zebra , by playing back mismatched agonistic sounds mimicking larger or smaller opponents during fights of size-matched males. Trials consisted in three 5-min periods: PRE (visual), PBK...

...Rosa M. Alcazar; Lisa Becker; Austin T. Hilliard; Kai R. Kent; Russell D. Fernald ABSTRACT Male African cichlid fish, Astatotilapia burtoni , have been classified as dominant or subordinate, each with unique behavioral and endocrine profiles. Here we characterize two distinct subclasses of dominant...