platypus, duckbill, duckbilled platypus, duck-billed platypus, Ornithorhynchus anatinus
['wallaby, brush kangaroo', 'sandbar, sand bar', 'loggerhead, loggerhead turtle, Caretta caretta', 'triceratops', 'Gila monster, Heloderma suspectum', 'sea lion', 'electric ray, crampfish, numbfish, torpedo']