Luokka Ornitologiabulgariaenglantiespanjaesperantohollantiitaliajapanikreikkalatinalatvialiettuanorjaportugalipuolaranskaruotsisaksasuomitanskaturkkitšekkiunkarivenäjäviro

abmigration acanthisittid acanthizid accipiter accipitrid accipitrine afterfeather aftershaft alcedinid alcid anseriform ant apterium axial band barb barbule basal bristle bicolligate bower brevipennate bridled carinate cere

contour feather covert direct flight dromaeognathous dromæognathism falconiform flight feather fulicine furcula gis gleaning graduated hindneck hypoptilum hyporachis insistent jizz kettle lire meliphagid nestle opisthocomid opisthocomine ornithologist

ornithology palmated parrot fever parulid pinion primary pteryla quadriparous rachis ralline rasorial rectrix scapular secondary siblicide tertial trochilidine underwing uropygial vagrant vane whiffle zygodactyl zygodactylous