They greet a master at the door and rest their heads on handy knees or feet. But none of the dog's responses is equivalent to the human's. It is the dog's way of exploiting the situation and taking its human for a chump, according to the author. Budiansky also delivers some observations on other aspects of caninedom. But they have only two sets of color receptors to a human's three.
Dogs are essentially color blind when it comes to distinguishing colors.
Furthermore, to see as a dog sees, get down on your hands and knees with your eyes no more than a foot off the ground. Reviews will appear on The Denver Post Online. The Denver Post. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.