Avespoultryraptorsfowl[birds by sex or age]ArchaeornithesNeornithesApodiformesPasseriformesPiciformesCharadriiformesPteroclidiformesPsittaciformesColumbiformesFalconiformesGalliformesGruiformesCoraciiformesStrigiformesMusophagiformesCuculiformesAnseriformesCiconiiformesCaprimulgiformesPelecaniformesTinamiformesTrogoniformesPodicipediformesSphenisciformesGaviiformesStruthioniformesvulturesPhoenicopteriformesCasuariiformesPhaethontiformesApterygiformesDinornithiformesbird damageornithologyTheropodaVertebrataArchosauriaavesbirdbirds