Some days Sutton (Chihuahua mix, 8 pounds) has so much puppy energy left over from dog-park play that she just runs around the apartment, digs out all of her toys from the toy bin, and squeaks ...

Catch him if you can! A tiny Chihuahua born without two front legs is now enjoying the wonders of puppy life on a pair of creative wheels made from a Fisher Price toy helicopter. The disabled pup ...