Cuttlefish, Master of Camouflage, Reveals a New Trick | The New York Times

By Veronique Greenwood Consider the cocktail umbrella. Like their larger counterparts, these wee things can be furled and unfurled easily. Once you tire of playing with them, you can lock them into the open position with a little latch before continuing to enjoy your drink. Now imagine you have hundreds of cocktail umbrellas under your