The size of a stone crab claw is considered to be the length of the propodus. The propodus is the larger, immovable part of the claw. Legal-sized (harvestable size) claws are 70 mm (2 3/4 inches) or greater in propodus length.
Blood is called a connective tissue because it carries with it many digestive substances, oxygen from lungs, foods from small intestines and provide it to other tissues and organs of the body.
bone marrow. soft tissue filling the spongy interiors of animal bones. Red marrow is the principal organ that forms blood cells in mammals, including humans (see blood blood,fluid pumped by the heart that circulates throughout the body via the arteries, veins, and capillaries (see circulatory system; heart).