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