Pigs, that is, live pigs, are the general name of domestic pigs except slaughter breeding pigs. Pigs, omnivores. Pigs generally refer to domestic animals. The pig is the last of the 12 zodiac animals, also called Hai. Mammals are fat, with short limbs and long noses and snouts. The meat is edible, the skin can be tanned, the body fat limbs are short, the sex is mild, the adaptability is strong, it is easy to raise and the reproduction is fast, and there are black, white, sauce red or black and white flowers. Pigs can be bred 5- 12 months after birth, and the gestation period is about 4 months. The average life span of pigs is 20 years.