Limulus insects, commonly known as the roll-over car, tortoise fish, water turtle son, lid matizi, Messina root knot worm (Mongolian), alias three dinosaur shrimp. Is a class of small crustaceans, is Branchiopoda, Triops, now known insects are about 15 kinds of horseshoe crab Limulus freshwater insects, habitat in lakes, ponds, mainly in Europe and North America, China has been found there are two kinds of Chinese horseshoe crab insect pest and hearty horseshoe crab.

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拍攝者： Leetao79