Zee is 1 week old, and I think he wagged his tail for the first time today. Before, he would just keep it tucked under him or occasionally move it from one haunch to the other, but when he was nursing today, his undocked tail was all-out wiggling. It kind of leads you to wonder about the emotional development of puppies: when is it that they start expressing happiness? Right now, Zee seems to express himself only through his physical needs, crying or whining when he's hungry or cold or needs to… Continue