animals claw claws crab crab texture India krayker nature pattern pattern crab pincher sands sea seafood texture aquatic sand crab on the sands crabs abstract alone animal artwork background ball beach brown bubbler crabs build burrow coast construction crab markings Crustacean design grain hidden hiding hole home imagination industrious marine ocean play round sand balls Sand bubbler crabs sand bubblers sand marbles sandy shell shell fragments shells small sphere spheres spotted tiny tropical wildlife art branch branching bubble crab closeup crustacea details dotilla dotillidae environment feed food foraging intelligence life little macro marble marbles memory network process art radial Scopimera shore structure symmetry bubble Camouflage critter hide angles appearance artistic arty backdrop blended blue bright color colored colour coloured corners decorative geometric geometrical interconnected intermeshed interwoven light linear lined lines patterns perspectives shape shaped shapes style textured textures unusual vibrant wallpaper