Horseshoe Crab Wallpaper - Sunny Ochre and WhiteBright, bold and a brilliant rendering of the common horseshoe crab. Putting the tails of five horseshoe crabs together in a floret pattern is a modern take on this sea creature that has been relatively unchanged for millions of years. Their contributions to both the ecosystem and pharmaceuticals are immense. Their unique blue blood is used to detect bacterial endotoxins in medical applications. They're truly extraordinary creatures on and off your