sentence: taxonomy and systematics flying at a falconry display at palmitos park , canary islands , spain its scientific name is latin ancient greek and means '' black-and-white crane-eagle '' or ( if called buteo melanoleucos ) '' black-and-white buzzard '' : geranoaetus comes from ancient greek géranos ( γέρανoς ) , '' crane '' + aetós ( ἆετός ) , '' eagle '' .