They have a pair of ribs and a ventral scale to match vertebrae. They have movable ribs, so they can walk in a slow/quiet motion. Unlike worms, snakes only need to lift their ribs to cause the other segments to tilt forward, like millipedes.
They have a pair of ribs and a ventral scale to match vertebrae. They have movable ribs, so they can walk in a slow/quiet motion. Unlike worms, snakes only need to lift their ribs to cause the other segments to tilt forward, like millipedes.