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

Rose L. Tatarsky, Zilin Guo, Sarah C. Campbell, Helena Kim, Wenxuan Fang, Jonathan T. Perelmuter, Eric R. Schuppe, Kevin W. Conway, Hudson K. Reeve, and Andrew H. Bass

Journal of Experimental Biology 2022. 225:None-None; doi: 10.1242/jeb.244585