Why does the ring-necked snake eat its own tail?

Snakes are a well-known animal, and there are many species of snakes alive today. According to incomplete statistics, there are more than 3,000 species worldwide, and all snakes in the world are carnivorous animals. However, one kind of snake will swallow its own tail. Its scientific name is the ring-necked snake (Diadophis punctatus), and it is found in the United States. It is said to be able to hold its tail in its mouth and roll in a ring shape. Let us take a look below at why the ring-necked snake eats its own tail!

What does the ring-necked snake look like?

The ring-necked snake has a slender body, degenerate limbs, no movable eyelids, no ear openings, no limbs, no pectoral girdle, and its body surface is covered with scales. Its coiled body can reach 60 cm in length. It is commonly found under wood and rocks in the western United States and across the highlands of all of Mexico, feeding on insects, worms, frogs, lizards, salamanders and smaller snakes. When disturbed, it curls its body into a ring, coils its head in the center, then raises its tail to display a red or yellow belly, imitating a more frightening head.

Why does the ring-necked snake eat its own tail?

Many animals have the impulse to try to catch their own tails. For example, cats and dogs will circle around to catch their tails, and after catching the tail they will also bite it, but as soon as they feel pain they immediately let go. The key reason these animals catch their own tails is that in the natural environment, moving prey can be found at any time, and once it is found, a strong catching impulse is produced. This has little to do with hunger or parasites; simply put, it is just that the environment is too dull and boring.

Will the ring-necked snake die if it bites itself?

The ring-necked snake will not bite itself to death. When the snake eats to the point that its digestive system cannot hold any more, it naturally stops, and then the snake is left as a ring, which includes the snake's head and part of its body. If the snake's digestive system were super powerful (enough to contain itself), then the snake would stop at the maximum curvature its spine can reach, and the snake would still be left as a ring, which includes the snake's head and part of its body.