Reptiles, also known as turtles, tortoises/water fishes, and turtles. It belongs to the family Turtles, order Turtles, class Reptiles, and has a body length of 18 to 24 cm in the animal kingdom, with a bluish-gray head and a protruding snout. The dorsoventrally is flat, and the dorsal disc is oval. Olive green. The dorsal carapace covers the skin. The soft skin at the edge of the carapace is called the skirt. When the skirt swings left and right, the body can be quickly buried in the sand. Its limbs are webbed and it swims very quickly. Oviparous. Eggs are laid from May to August every year. They usually go ashore at night, use their hind legs to dig holes in soft sand, and lay 9 to 15 eggs each time. They are covered with sand after laying and the incubation period is about two months. They usually live at the bottom of rivers and lakes, and often climb ashore to bask in the sun. Eats various bottom-dwelling snails, clams, fish, shrimps, etc. From November to March of the next year, they hibernate in the mud deep at the bottom of the river. It is a nourishing aquatic delicacy that people love. Whether it is steamed, stewed, braised or fried, it has a rich flavor and rich nutrition. According to modern medical research, turtle meat and its extracts can effectively prevent and inhibit liver cancer, gastric cancer, acute lymphoblastic leukemia, and can be used to prevent and treat weakness, anemia, and leukopenia caused by radiotherapy and chemotherapy. Soft-shell turtle is a rare and popular aquatic product with delicious meat. The back armor is a traditional Chinese medicine. It is distributed in most provinces and districts in China. Body length is generally 20 to 40 cm. The body disk is oval and has soft skin on the surface. The snout is long and forms a snout. There are scattered small warts arranged in longitudinal rows on the back, and the edge is thick and soft connective tissue, called "skirt". The back is olive or brownish gray with black spots. The ventral surface is yellowish white with light green spots. Neck long. The limbs are relatively flat, with well-developed webs between the fingers and toes, and 3 claws. The head and neck can be completely retracted into the nail. It lives in rivers, lakes, ponds, reservoirs and larger mountain streams with sediment bottoms. It moves quickly and can quickly escape into the sediment at the bottom of the water when frightened. It is active at night and often comes out of the water to bask in the sun during the day. Omnivorous. They are oviparous, mate in water every spring, and lay eggs from May to August. The eggs are laid in sheltered holes with soft sand, leeward and sunny. Each egg is laid ranging from 2 to 30 eggs. They lay eggs 3 to 5 times a year. The eggs are white and spherical, and hatch in about 2 months. The larvae have 3 cm long nails and a red belly with black spots. The hibernation period is from October to November to March of the following year, and they live in groups on the sandy bottom. It has high economic value, and the meat and "skirt" are delicious and are used as tonics. The carapace is used as medicine and has the effects of nourishing yin, clearing away heat, softening and dispersing stagnation. Nutritional value of soft-shell turtle: Soft-shell turtle is a traditional precious aquatic product in my country. Since ancient times, it has been famous for its delicious and nutritious taste and is deeply loved by the Chinese people. Turtle meat is delicious and is a high-protein, low-fat, nutritious high-grade nourishing food with extremely high nutritional value. The connective tissue around the turtle carapace is called the "skirt" and is the best part for nutrition. Each 100 grams of turtle meat contains 16.89g-17.45g of protein. The protein contains 18 kinds of amino acids, and contains methionine that is rarely found in ordinary food. Therefore, turtle meat has seven flavors: chicken, cow, sheep, deer, frog, pig, and fish. You can see the beauty of its taste. Soft-shell turtle contains blood iron that is easy to absorb, and also contains natural forms of vitamin B12, folic acid, vitamin B6, etc. that are important for iron absorption; contains a lot of zinc that plays an important role in human growth and hormone metabolism; and contains a lot of zinc that is important for bones and teeth. Calcium plays an important role in growth. In addition, soft-shell turtle also contains many nutrients such as phosphorus, fat, and carbohydrates.