Excerpt from Invisible Fences by Norman Prentiss
Excerpt from Invisible Fences by Norman Prentiss There’s an invention for today’s dog owners called an invisible fence. It’s basically a radio signal around the perimeter of the yard, and if the dog steps too close to the signal, it triggers a device in the animal’s collar and delivers a small electrical shock. Perfect Pavlov … Continue Reading! “Excerpt from Invisible Fences by Norman Prentiss”
