Labrador retriever
['Greater Swiss Mountain dog', 'puck, hockey puck', 'punching bag, punch bag, punching ball, punchball', 'basenji', 'ping-pong ball', 'malamute, malemute, Alaskan malamute', 'platypus, duckbill, duckbilled platypus, duck-billed platypus, Ornithorhynchus anatinus']