The Cocker Spaniel is one of the world's most well-loved dogs and is most recognizable from the movie Lady and the Tramp.

Tiny, but feisty, chihuahuas are super energetic. Known as "purse dogs," they're between five and eight inches tall and weigh ...

“Engaging in play is one of the clearest signs your dog is happy,” Dr. Cahn raves. “You may notice a play bow, bringing you a toy, full-body wiggles or the zoomies to indicate your dog is in a playful ...