There are a pair of developed gills around the mouth on both sides of the head. The body is slender, long and conical, with suction cups at the front. Squid has two gills as respiratory organs; The body is divided into head, short neck and trunk. The body is slender and has a long cone shape, and two of them are longer.

Squid has two gills as respiratory organs; China squid (commonly known as "squid") has a head and a short neck, and its meat quality is tender. Its dried product is called "dried squid" and its meat quality is excellent.

Extended data

Nutritional value of squid: Every100g of dried squid contains 66.7g of protein and 7.4g of fat, and contains a lot of carbohydrates and inorganic salts such as calcium, phosphorus and sulfur. The protein content of fresh squid is as high as 16% ~ 20%, and the fat content is very low, only about 4% of that of ordinary meat, so the calories are far lower than those of meat food.

Squid is not only rich in trace elements such as protein, calcium, phosphorus, iron, calcium, selenium, iodine and manganese, but also rich in highly unsaturated fatty acids such as DHA and EPA, and high in taurine.

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