Busy Buddy® Barnacle (M)Level up snack time, one bit of peanut butter at a time. The Busy Buddy Barnacle is a challenging toy with 3 treat holding compartments designed to keep your dog busy for a good time and a long time. Fill the 3 compartments with kibble, nut butter or treats, and you can also smear your dogs favorite snack in the bone shaped grooves for even more tasty goodness. Its a stuffable, smearable masterpiece. And heres a pro tip from one dog parent to another: