Biologists at the University of Texas Medical School at Houston and the Marine Biological Laboratory in Woods Hole have explained how longfin inshore squid, Doryteuthis pealeii, control their skin’s iridescence. Neurally activated iridescence in squid iridophores (Wardill et al / Proceedings of the Royal Society B) Squid’s colorful, changeable skin enables the animal – and their close relatives, cuttlefish and octopus – to display...
