To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie S1 Desmognathus quadramaculatus rapidly biting the bite transducer baited with a cricket exoskeleton. A peculiar mechanism of bite-force enhancement in lungless salamanders revealed by a new geometric method for modeling muscle moments Stephen M. Deban, and Jason C. Richardson Journal of Experimental Biology 2017. 220:3588-3597; doi: 10.1242/jeb.165266 Download Original Video