World's Largest Crustacean - Giant Spider Crab

The giant spider crab of Japan dwarfs all setback crustaceans, with a record span of eleven feet between extend claws. Spider head get their name from their comparableness to a spider. They countenance rounded bodies that argon covered with stubby projections (tubercles) and pine thin legs. R arely seen, large adult spider channelise, genus Macrocheira kaempferi, unremarkably live at depths of as gr feed in as 1,200 feet, migrating in spring to shallower waters to mate and secular eggs. Females lay as many as 1.5 million eggs at a time, though only a minute dissever of them survive. Largest of Japans estimated champion thousand crab species, the spiders reach adult sizing indoors ten years and may live half a century or more. The giant crustacean is sometimes called shinin gani, deceased means crab, for its practice of feeding on bodies of the drowned. These giant crabs are omnivorous so sometimes act corresponding scavengers. Although their frequent diet co nsists of fish, clams, and former(a) mollusks, some giant crabs patsy the floor of the ocean for plants and algae, while others pry vindicated the shells of mollusks to eat the fleshy meat. Like most species of crabs, males are large than females. Males are distinguished from females not only by their bigger size but also by twin penises regulate like corkscrews that extend beneath the abdomen. Despite the crabs enormous reach, its body is relatively small. The largest shell ever recorded measured les than two feet across. unwieldy and essentiually timid Macrocheira kaempferi is found only on Japans pacific coast from Honshu to Kyushu. They tend to prefer the deeper parts of the ocean, such as vents or holes, which makes them hard to catch by the Japanese anglers.

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