To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie S1 Skeletal stiffening in an amphibious fish out of water is a response to increased body weight Andy J. Turko, Dietmar Kültz, Douglas Fudge, Roger P. Croll, Frank M. Smith, Matthew R. Stoyek, and Patricia A. Wright Journal of Experimental Biology 2017. 220:3621-3631; doi: 10.1242/jeb.161638 Download Original Video