diamondback, diamondback rattlesnake, Crotalus adamanteus
['hammerhead, hammerhead shark', 'African chameleon, Chamaeleo chamaeleon', 'conch', 'spaghetti squash', 'panpipe, pandean pipe, syrinx', 'chambered nautilus, pearly nautilus, nautilus', 'sloth bear, Melursus ursinus, Ursus ursinus']