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