noun🔗ShareCasoarA large flightless bird of the genus Casuarius that is native to Australia and New Guinea, has a characteristic bony crest on its head, and can be very dangerous."The zookeeper warned us to keep our distance from the cassowary enclosure because the large, flightless bird with the bony crest can be very aggressive. "Le gardien de zoo nous a avertis de nous tenir à l'écart de l'enclos des casoars, car ce grand oiseau incapable de voler, avec sa crête osseuse, peut être très agressif.birdanimalnaturebiologyChat with AIVocabulary GamePractice Reading