horned viper, cerastes, sand viper, horned asp, Cerastes cornutus
['box turtle, box tortoise', 'rhinoceros beetle', 'coral reef', 'dung beetle', 'walking stick, walkingstick, stick insect', 'hook, claw', 'platypus, duckbill, duckbilled platypus, duck-billed platypus, Ornithorhynchus anatinus']