You probably look at your dog’s tail a dozen times a day without really thinking about it. I love my dogs’ tails. They are so different and they both use them and communicate with them so differently.

Science is always providing new information that allows us to interpret the behaviors of dogs, or to reinterpret behaviors that we thought we understood well—such as the meaning of a dog's wagging ...

How your dog wags its tail tells so much about how it feels. When the tail wags like a helicopter rotor blade it usually means pure joy. Tails held up high and stiff and wagging back and forth like a ...