To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie 1. A male fish lunges at its own reflection in the tank wall, producing sound pulses and extending the lower jaw. 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 Download Original Video