red-breasted merganser, Mergus serrator
['hammerhead, hammerhead shark', 'tench, Tinca tinca', 'loggerhead, loggerhead turtle, Caretta caretta', 'leatherback turtle, leatherback, leathery turtle, Dermochelys coriacea', 'dam, dike, dyke', 'wing', 'horned viper, cerastes, sand viper, horned asp, Cerastes cornutus']