platypus, duckbill, duckbilled platypus, duck-billed platypus, Ornithorhynchus anatinus
['whistle', 'koala, koala bear, kangaroo bear, native bear, Phascolarctos cinereus', 'wood rabbit, cottontail, cottontail rabbit', 'pick, plectrum, plectron', 'affenpinscher, monkey pinscher, monkey dog', 'mitten', 'snail']