Zachary, a chocolate Labrador Retriever, 13, is shown above with the Holstein dairy cows of Miami Lakes. “They touch noses and smell each other and the cows stretch their tongues out to kiss him,” said his owner, Mary Laing. “He loves them.” The Laing family takes Zachary for walks around town. The Labrador knows the cows as “Moo-Moos” and gets excited when he knows he’s going for a visit, Laing said. “They see Zachary and...