Self forming wheel locomotion tail in mouth

Ouroboros

The Ouroboros, an ancient and powerful symbol found across various cultures, depicts a serpent or dragon consuming its own tail in an eternal cycle.

Jörmungandr

This immense serpent is said to be so large that it encircles the entire world, Midgard, grasping its own tail in its mouth.

Hoop snake

When it spots its prey or feels threatened, it grasps its own tail in its mouth, forming a perfect circle.