Movie 3.
In a dyadic interaction, a male orients head towards other male and lunges at the other male, producing a series of sound pulses and extending his lower jaw. The other male swims away from the lunging male.
Acoustic and postural displays in a miniature and transparent teleost fish, Danionella dracula
Journal of Experimental Biology 2022. 225:None-None; doi: 10.1242/jeb.244585