A look inside a horse’s mouth can explain behavioral changes

Dr. Dennis French, a professor who heads the Department of Veterinary Clinical Medicine at the University of Illinois, has cared for many horses with dental problems.

A horse’s teeth continually erupt out of the horse’s jaws throughout its lifetime, French said. Species that evolved to exist on a diet of tough grasses, such as horses, cows, rabbits and other rodents, share this trait.

To read more of this article click here