1, from the appearance, snakes are generally large, fat and bright, and slow to respond when disturbed; Wild snakes are smaller, look thinner, have a relatively large ratio of head to snake body, are naturally dim in color, and react quickly when disturbed;
2, feel, feeding snake meat is thicker, more fat, feeling fleshy; Wild snakes have a strong sense of bone;
3. Anatomical observation showed that the intestines of snakes fed on food developed and became bigger, with more body fat; In contrast, wild snakes have less fat.