Movie 3

A 3D reconstruction of the endoskeleton (‘test’) of the sea urchin Diadema africanum. Imaging of a whole test was carried out at 46.5 μm using μCT with a Zeiss Xradia XRM520.

The sea urchin Diadema africanum uses low resolution vision to find shelter and deter enemies

John D. Kirwan, Michael J. Bok, Jochen Smolka, James J. Foster, José Carlos Hernández, and Dan-Eric Nilsson

Journal of Experimental Biology 2018. 221:None-None; doi: 10.1242/jeb.176271