DEAR PAW’S CORNER: I recently adopted a year-old puppy. “Max” is a friendly, well-socialized dog, and during the trial stay a month ago, my 10-year-old cat, “Nora,” seemed to tolerate him. Well, on the second day that Max was home, he started barking excitedly. Nora sprang up and attacked him, cornering Max on the sofa. She batted him around the snout several times. Now, Max slinks out of the room…