Aves
Ovum
Gallus
Ala
Aquila
Passeriformes
Penna
Insula_Norfolcia
Ornithologia
Columbidae
Psittaciformes
Rostrum_(beccus)
Cygnus
Strigiformes
Insula_Wake
Anas_(avis)
Donaldus_Anas
Nidus
Insula_Baker
Latitudo_alarum
Corvus
Siphonaptera
Struthio
Anatidae
Columba_(avis)
Falco
Corvidae
Piciformes
Passeri
Aquila_chrysaetos
Upupa_epops
Pelecanidae
Accipitridae
Pavo_(genus)
Meleagris_gallopavo
Passer_domesticus
Spheniscidae
Anseriformes
Fulvus
Anas_platyrhynchos
Corvus_corax
Strigidae
Galliformes
Turdus_merula
Raphus_cucullatus
Olivarius_Messiaen
Vultur
Falco_peregrinus
Insula_Bouvet
Athene_noctua
Conradus_Lorenz
Luscinia_megarhynchos
Bubo
Accipiter
Erithacus
Platalea_leucorodia
Phasianidae
Diomedeidae
Gruiformes
Carolus_Lucianus_Bonaparte
Ioannes_Gould
Trochilidae
Passer
Gyps_fulvus
Ardea_(avis)
Archosauria
Corvus_cornix
Turdidae
Ciconia_(avis)
Phalacrocorax_carbo
Nicolaus_Tinbergen
Falconiformes
Sturnus_vulgaris
Streptopelia_turtur
Rallidae
Falconaria
Cloaca_(anatomia)
Cyanistes_caeruleus
Melopsittacus_undulatus
Muscicapidae
Archaeopteryx
Guanum
Gruidae
Ectopistes
Milvus_migrans
Motacilla_alba
Ardea_cinerea
Phoenicopterus
Nymphicus_hollandicus
Anser_anser
Pelecaniformes
Gypaetus_barbatus
Apus_apus
Eduardus_Lear
Turdus
Threskiornithinae
Hirundo
Luscinia
Cygnus_cygnus
Ciconia_nigra
Threskiornithidae
Meropidae
Pyrrhocorax_graculus
Avis_civitatis
Columbarium_(aedificium)
Struthioniformes
Tachybaptus_ruficollis
Anas_(genus)
Cacatuidae
Asio_otus
Tytonidae
Otididae
Spheniscus_demersus
Hermannus_Schlegel
Plegadis_falcinellus
Neognathae
Maturinus_Iacobus_Brisson
Sturnus
Kumimanu
Ioannes_Antonius_Scopoli
Conradus_Iacobus_Temminck
Sitta_europaea
Passer_montanus
Georgius_A._Forster
Meliphagidae
Bucerotidae
Pelecanus_onocrotalus
Ciconiidae
Otus_scops
Buteo_lagopus
Hephaestia
Hirundinidae
Bucephala_clangula
Strix_(genus)
Phoenicopteriformes
Motacilla_flava
Lacus_Eyre
Carolus_Wallace_Richmond
Botaurus_stellaris
Podicipedidae
Geronticus_eremita
Oriolus_oriolus
Turdus_migratorius
Ninox_meeki
Picus_(genus)
Georgius_Robertus_Gray
Capus
Nycticorax_nycticorax
Branta_leucopsis
Picus_canus
Avis_aquatica
Didunculus_strigirostris
Buteo_jamaicensis
Asio
Rhea_americana
Agapornis
Taeniopygia_guttata
Platalea
Coliidae
Procne
Leptoptilos_crumeniferus
Cardinalis_cardinalis
Strix_varia
Casuarius_casuarius
Meleagris_ocellata
Anous_stolidus
Balearica_pavonina
Furcula
Brianus_Houghton_Hodgson
Blasius_Merrem
Ixobrychus_minutus
Alpes_Australianae
Balearica_regulorum
Agamia_agami
Estrildidae
Thamnophilidae
Porphyrio_(genus_avium)
Cuculus
Os_iugale
Ardeola_ralloides
Struthio_molybdophanes
Fulica
Avialae
Pelecanus_occidentalis
Iohannes_Matthaeus_Bechstein
Aptenodytes
Spinus_tristis
Anas_superciliosa
Fringillidae
Daniel_Gerardus_Elliot
March_of_the_Penguins
Nystalus_obamai
Aphelocoma_coerulescens
Geopelia_cuneata
Nucifraga_columbiana
Lonchura_oryzivora
Passeridae
Anas_erythrorhyncha
Apteryx_australis
Sialia
Ardeotis_arabs
Mino_dumontii
Cracidae
Laridae
Zosteropidae
Melanerpes_formicivorus
Callonetta
Melamprosops
Charadriiformes
Sturnidae
Milvus
Gulielmus_Bartram
Columba_livia
Bucerotiformes
Erythrura_cyaneovirens
Lonchura_striata
Merops_revoilii
Ioel_Asaph_Allen
Picidae
Cyanochen_cyanoptera
Cuculidae
Bostrychia_hagedash
Macropygia_ruficeps
Zosterops
Todiramphus_recurvirostris
Apteryx
Pandion_haliaetus
Macropygia_tenuirostris
Macropygia_unchall
Mimidae
Enantiornithes
Reginaldus_Innes_Pocock
Neotis_nuba
Pyrrhocorax
Aves_cohortales
Pica_pica
Ptilinopus
Hypargos_niveoguttatus
Oeno_Insula
Ptilinopus_perousii
Columba_vitiensis
Paridae
Chaetoptila_angustipluma
Macropygia_emiliana
Corvus_meeki
Pachycephalidae
Procellaria_Parkinsoni
Pachycephala_flavifrons
Phasianus_colchicus
Micropsitta_meeki
Trogoniformes
Anthus_melindae
Macropygia_nigrirostris
Alcidae
Coturnix_coturnix
Pachycephala
Lamprotornis_caudatus
Foulehaio_carunculatus
Menura
Zosterops_samoensis
Bubo_bubo
Porzana_cinerea
Tetrax_tetrax
Macropygia_rufipennis
Guilielmus_Turnerus
Hypargos_margaritatus
Lamprotornis_pulcher
Ramphastidae
Zosterops_natalis
Meleagris_(genus)
Cygnus_atratus
Dromaius_novaehollandiae
Zosterops_meeki
Troglodytidae
Cantor_montensis
Nystalus_striolatus
Nectariniidae
Lalage_nigra
Macropygia_magna
Cutis_gularis
Philemon_albitorques
Alaudidae
Procellariidae
Stercorarius
Pyrrhula_pyrrhula
Rhea_(avis)
Pomarea_fluxa
Gymnomyza_samoensis
Avis_maritima
Thaumatibis_gigantea
Rhipidura_nebulosa
Ptiloprora_meekiana
Motacillidae
Myiagra_albiventris
Caprimulgidae
Parus_major
Hydrobatidae
Lacus_Alexandrina_(Australia_Australis)
Lalage_sharpei
Pachycephala_jacquinoti
Pseudibis
Todiramphus
Macropygia
Campephaga
Ioannes_Iacobus_Audubon
Tyto_pollens
Paradisaeidae
Apodidae
Phalacrocorax
Casuarius
Scolopacidae
Sulidae
Anulus_ocularis
Pteroclididae
Pactio_Ramsar
Fregatidae
Cyanocitta_cristata
Loxia_curvirostra
Emberiza
Opisthocomus_hoazin
Cathartidae
Aphelocoma
Rallus
Tinamidae
Musophagidae
Notarium
Indicatoridae
Nystalus
Laniidae
Ducks_Unlimited
Threskiornis
Lacus_Albertus_(Australia_Australis)
Index_avium_Russiae
Sterninae
Avis_involatilis
Dinornithiformes
Pycnonotidae
Carduelinae
Pinguinus_impennis
Callaeas_cinereus
Ptilinopus_pelewensis
Loxia
Vini_vidivici
Phaethontidae
Sagittarius_serpentarius
Insulae_Kermadecenses
Pyrrhula
Nidopallium
Discus_facialis
Callacanthis_burtoni
Arachnothera
Balaeniceps_rex
Carolus_Augustus_Bolle
Mimus_polyglottos
Nidus_aerodramorum
Itys
Tetraoninae
Gastornis
Drepanidini
Turnicidae
Extinct_Birds
Balaenicipitidae
Eduardus_Pierson_Ramsay
Ramphastos
Cyanistes
Cyanocitta
Thomas_Harnett_Harrisson
Pampusana
Gallus_vinolentus
Confuciusornis
Chalcoparia_singalensis
Ptilinopus_jambu
Erythrura
Ardeotis
Trogon_surrucura
Hemicircus
Harpactes_whiteheadi
Trogon_comptus
Arachnothera_flavigaster
Harpactes_duvaucelii
Arachnothera_juliae
Satrapa_icterophrys
Certhioidea
Constantinus_Gulielmus_Lambert_Gloger
Protodiscus_zambesiae
Mino
Lalage_(genus)
Arachnothera_crassirostris
Ptilinopus_chalcurus
Pampusana_beccarii
Caprimulgus_madagascariensis
Pomarea
Spizixos_semitorques
Protodiscus_regulus
Ptiloprora
Spizixos
Melanorectes_nigrescens
Knipolegus_lophotes
Carolus_Gualterius_De_Vis
Knipolegus_cyanirostris
Cinclosoma_ajax
Fredericus_de_Lafresnaye
Neocichla_gutturalis
Bucanetes
Hyperpallium
Ababil
Ramphastos_citreolaemus
Index_avium_Atropatenae
Societas_Ornithologica_Germaniae
Insula_Christi_Natalis_(Tasmania)
Oceanodroma_socorroensis
Macropygia_arevarevauupa
Coenocorypha_miratropica
Chroicocephalus_utunui
Todiramphus_gertrudae
Gallicolumba_nui
Gallirallus_vekamatolu
Psittacus
Insula_Sancti_Pauli
Linxiavis_inaquosus