black swan, Cygnus atratus
['sloth bear, Melursus ursinus, Ursus ursinus', 'guenon, guenon monkey', 'bathing cap, swimming cap', 'greenhouse, nursery, glasshouse', 'rhinoceros beetle', 'leatherback turtle, leatherback, leathery turtle, Dermochelys coriacea', 'velvet']