Basic explanation:
Arthropod, the head, chest and carapace are slightly horseshoe-shaped, the abdominal carapace is hexagonal, and the tail is sword-shaped, living in shallow water. Commonly known as horseshoe crab.
2.[~ insects] arthropods. Commonly known as "water turtle" and "turtle fish".
3. Dialect, rainbow.
horseshoe crab
Knowledge expansion: horseshoe crab. Also known as China [horseshoe crab]. A general term for the suborder Sabertooth, especially the arthropod of horseshoe crab. It has a broad crescent-shaped head breastplate, a pair of big compound eyes and two single eyes on the back, six pairs of walking feet on the abdomen, a mouth in the middle and a short abdomen. The abdomen is attached to the breastplate of the head, and the abdominal segments are more and more integrated. The flat leaf gills are attached to the swimming feet, and there is a long and hard tail sword with movable joints.
Limulus meat
Limulus limulus is mainly distributed in the sandy seabed with algae in the Pacific Ocean, Jundao in the western Indian Ocean and Southeast Asia. It is produced in the shallow sea south of China and Zhejiang. Chinese horseshoe crab is non-toxic and edible, but the meat and eggs of horseshoe crab are not edible. This is a special dish in many places. In fact, this creature contains a lot of copper ions and bacterial viruses, which may be fatal if eaten.