To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie 5 MrChips 1b (full arm movement, raising 1st pair) Cyclic nature of the REM sleep-like state in the cuttlefish Sepia officinalis Teresa L. Iglesias, Jean G. Boal, Marcos G. Frank, Jochen Zeil, and Roger T. Hanlon Journal of Experimental Biology 2019. 222:None-None; doi: 10.1242/jeb.174862 Download Original Video