Border collies create a biting behavior given that early age. Just as we like to examine and touch issues we're unfamiliar with - border collies go all around discovering the planet about them making use of the a single factor they can handle very best - their mouth. They will "check out" diverse types of material by biting on it and see what happens. When playing with their litter mates, border collies find out to restrict their biting electricity in the course of engage in.
