horned viper, cerastes, sand viper, horned asp, Cerastes cornutus
['sloth bear, Melursus ursinus, Ursus ursinus', 'dugong, Dugong dugon', 'snail', 'African crocodile, Nile crocodile, Crocodylus niloticus', 'king crab, Alaska crab, Alaskan king crab, Alaska king crab, Paralithodes camtschatica', 'platypus, duckbill, duckbilled platypus, duck-billed platypus, Ornithorhynchus anatinus', 'rock crab, Cancer irroratus']