Imagine waking up to find your entire body gone — no torso, no limbs — just a head that has expanded, split into five distinct sections. That sounds like a horror film or a scene from science ...
Part 1: Comparative biology and ecology. Phylogeny of the asteroidea / Andrew S. Gale ; The asteroid arm / John M. Lawrence ; Functional biology of asteroid tube feet / Elise Hennebert, Michel Jangoux ...