We were told he is all Chihuahua. He thinks he is human. Chunky sleeps under the covers in our bed (usually in the middle), responds to Mr. Wigglebum, hangs on my legs like a two year old, squeaks when he yawns, and loves, LOVES to be cuddled. He will even jog with me up to 3.2 miles.
Again with the pets, Jeff had this urge to spontaneously take home a puppy that someone was giving away. He came with a name and bad chewing habits. He likes to go down the slide. To read more about this lazy little guy, click on this link.