How to distinguish healthy pigs from sick pigs?

A: Mainly from the aspects of exercise, diet, body temperature, breathing, skin, feces and so on: ① Look at exercise. Healthy pigs, with their tails wagging constantly, are quick and sensitive to external stimuli. Healthy adult pigs are gluttonous and sleep well. Pigs with drooping heads and tails are sick pigs. ② Observe the skin. Healthy pigs have smooth and round skin and plump muscles; If the pigskin is hard and inelastic, and there are swelling, ulcers, erythema, rotten spots and so on. , is a sign of illness. ③ Observe the coat color. Healthy pigs have bright and moist fur. If the pig hair is rough, inflexible and messy, it is the performance of sick pigs. ④ Observe the nasal disc. Healthy pig, wet nose, sweating. For example, the pig's nose plate is dry and sweatless, and there is a lot of mucus overflowing from the nostrils, which is also the performance of sick pigs. ⑤ Observe the eyes. Healthy pigs have bright eyes. The sick pig has dull eyes, tears, watery eyes and conjunctival congestion and flushing. 6. Look at the neck. Healthy pigs, the head and neck can move freely without swelling and hardness. If the pig's head and neck are uncomfortable or swollen and stiff, it is the performance of a sick pig. ⑦ Listen to the breath. Healthy pigs, breathing normally. If abdominal breathing is too fast or too slow, it is abnormal. Look at the tail Healthy pigs, clean anus without feces; If it is found that the pig's anus and its surroundings, and even its tail are covered with thin feces, or the rectum in the anus is prolapsed or the tail is drooping, it is the performance of a sick pig. Pet-name ruby Observe the appetite of pigs. Such as sudden loss of appetite, abnormal eating habits, and even stopping eating are all manifestations of sick pigs. If the appetite drops and you like to drink water, it is mostly fever. Attending to check the sleeping position. Healthy pigs generally sleep on their sides, relax their muscles and breathe evenly. Sick pigs often stick to the ground and fall asleep wearily. ? Observe the feces. Healthy pigs, soft and moist feces, conical, no special smell. If the stool is dry, hard and small, it is mostly fever, the stool is watery or turbid, and the number of defecation is obviously increased, or the fecal incontinence is mostly enteritis and intestinal parasite infection; Piglets excrete gray-white, gray-yellow or yellow-green watery feces, which have fishy smell and are infectious diseases such as pullorum and swine fever. ? Watch the urine. Healthy pigs, the urine is colorless and transparent, and there is no abnormal smell. The urine of the sick pig is small, yellow and thick. ? Listen to the sound. Healthy pigs make a lot of noise. If the voice is hoarse, it is mostly a sick pig.