Original Snuggle Puppy Junior. Heartbeat Behavioral Aid Puppy Toy. Puppy Heartbeat Toy Sleep Aid (Black)NEW SMALLER SIZE DOG TOYS! Snuggle Puppy Junior is a Snuggle Puppy with heartbeat that is a smaller compared to the Original Snuggle Puppy. It's perfect for tiny pups and breed sizes, but still delivers the same results as our original puppy heartbeat toy sleep aid. CRATE TRAINING TOY! Our dog heartbeat toy helps with crate training by reducing negative behaviors such as whining and barking, and acts as a puppy sleeping buddy which also helps YOU and