Shrimp has five pairs of legs and is mainly used for hunting and crawling. There are 5 pairs of swimming limbs in the abdomen, 1 pair of thick tail limbs. The tail limb is combined with the last segment of abdomen to form a tail fan, which can control the swimming direction of shrimp. With the continuous improvement of shrimp culture technology and the rapid development of logistics industry in China, now, all kinds of shrimp have entered thousands of households, and our table shrimp has long been not limited to local varieties. This requires us to have the ability to identify different kinds of shrimp in life. This article will show you some important prawn species.
First of all, we take the external structure diagram of China shrimp as an example to understand the basic body structure of China shrimp. Shrimp is a flat and long crustacean with a calcareous exoskeleton, which consists of head, chest and abdomen. The head and chest are covered by carapace, and the abdomen consists of seven parts. In front of the breastplate is a serrated front sword and a pair of movable compound eyes. Shrimp breathes through gills, which cover the sides of the head and chest. Its head and chest have two pairs of antennae for smell, touch and balance, and three pairs of palates help control food. Shrimp has five pairs of legs and is mainly used for hunting and crawling. There are 5 pairs of swimming limbs in the abdomen, 1 pair of thick tail limbs. The tail limb is combined with the last segment of abdomen to form a tail fan, which can control the swimming direction of shrimp.
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