The orangey-brown and white, 1.5-year-old guinea pig takes turns listening to readers while his owner, Ashley Skelton, of Olympia, follows along and monitors him on his tiny harness and leash.

Pododermatitis is a painful inflammation of the footpads. This column describes appropriate treatment for pododermatitis in guinea pigs. Pododermatitis is commonly seen in obese guinea pigs and ...