Cockatoo :: Cockatoo (n.) A bird of the Parrot family, of the subfamily Cacatuinae, having a short, strong, and much curved beak, and the head ornamented with a crest, which can be raised or depressed at will. There are several genera and many species; as the broad-crested (Plictolophus, / Cacatua, cristatus), the sulphur-crested (P. galeritus), etc. The palm or great black cockatoo of Australia is Microglossus aterrimus..
Cockatrice :: Cockatrice (n.) A representation of this serpent. It has the head, wings, and legs of a bird, and tail of a serpent..