horned viper, cerastes, sand viper, horned asp, Cerastes cornutus
['cheetah, chetah, Acinonyx jubatus', 'common newt, Triturus vulgaris', 'Egyptian cat', 'African chameleon, Chamaeleo chamaeleon', 'goldfinch, Carduelis carduelis', 'tabby, tabby cat', 'ping-pong ball']