characteristics of crabsThe giant crab of Japan ( Macrocheira kaempferi) and the Tasmanian crab ( Pseudocarcinus gigas) are two of the largest known crustaceans. The former may span nearly 4 m (12 feet) from tip to tip of its outstretched legs. The Tasmanian crab, which may weigh well over 9 kg (20 pounds), has much shorter, stouter claws; the major one may be 43 cm 17 inches) long; the body, or carapace,...
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