PetSmart is the world?s largest pet supply and service retailer, offering over 10,000 products in each store to meet all of your pet?s needs. Did you know that this location offers pet grooming and training services? PetSmart also offers a varied selection of animals for sale and adoption such as dogs, cats, birds, fish, amphibians, reptiles, and several breeds of small animals like guinea pigs, gerbils, hamsters, mice, and more. Visit your Billings, MT PetSmart today!