Aside from having one of the best common names around, the Sarcastic fringehead (Neoclinus blanchardi, a type of über-blenny) has an extraordinary way of defending its territory against competitors. There’s not a lot of sarcasm used though; it’s pretty much straight-up aggression. When one male fringehead starts flapping his trap, I mean, giving him lip, . . . → Read More: TGIF – In Your FACE!