The Calico box crab. Calico crabs have stout, smooth, variably speckled bodies, short legs and wide claws that partially hide their faces .The Calico crab bury themselves in surf zone sands on relatively calm beaches. Box crabs hide their faces to keep sand out of their gill chambers. The Calico crabs only reach up to 3 inches in width. If you have never seen a calico crab it's a must see in person, it's beautiful and unique. 🐚 🐚 Come shell with us let us help you find the Shell of a Lifetime