Snails are also known as shell slugs, heaven snail, water ox, round screw worm, or heaven snail.The protein content of snails is higher than that in beef, mutton, and pork, while the fat content is much lower. They also contain various minerals and vitamins, making them a preferred food for those with weak constitutions, poor nutrition, or long-term illness.Scientists believe eating more snails can provide nutritional benefits to the skin and hair.Snails should not be eaten with crabs; otherwise, it may cause hives.