The front teeth do the grabbing and tearing, and chewing is done with the back teeth. The adult teeth are very long. As the chewing part of each tooth is worn down by eating, the bone in this herbivore's jaw grows and pushes out more of the tooth. What they eat. The only time they might eat anything different is accidentally, as when they are grooming insects off themselves or their neighbors.
Many wild horses groom each other.
To do so, they stand side by side, facing in opposite directions. They gently bite each other's coats. In this way, they are able to clean parts of their bodies that would otherwise be difficult or impossible to reach. How they multiply. W ithin a few hours after it is born, a young wild horse can run fast enough to keep up with the herd.