animals claw claws crab crab texture India krayker nature pattern pattern crab pincher sands sea seafood texture crab on the sands crabs aquatic sand animal arachnid black body bug close close-up closeup crawler creepy critter deadly detail detailed details free image insect isolate isolated isolation leg legs lethal photo photograph picture predator resource scare scary scorpio scorpion spooky stinger stock tail taxidermied taxidermy UP venom venomous white bugs concept conceptual duel fight insects match matchup odds pair scorpions struggle underdog uneven unfair yellow