The status of the following species was reassessed for the 2023 Red List update:
All taxonomy follows the relevant version of the HBW and BirdLife Taxonomic Checklist.
To view Forum topics and discussions for the 2023 Red List update, please follow the links below:
- Choco Tinamou (Crypturellus kerriae)
- Wattled Guan (Aburria aburri)
- Crestless Curassow (Mitu tomentosum)
- Helmeted Curassow (Pauxi pauxi)
- Black-fronted Wood-quail (Odontophorus atrifrons)
- Dark-backed Wood-quail (Odontophorus melanonotus)
- White-cheeked Partridge (Arborophila atrogularis)
- Dulit Partridge (Rhizothera dulitensis)
- Germain’s Peacock-pheasant (Polyplectron germaini)
- Mountain Peacock-pheasant (Polyplectron inopinatum)
- Snow Mountain Quail (Anurophasis monorthonyx)
- Swierstra’s Francolin (Pternistis swierstrai)
- Sclater’s Monal (Lophophorus sclateri)
- Elliot’s Pheasant (Syrmaticus ellioti)
- Mrs Hume’s Pheasant (Syrmaticus humiae)
- Mikado Pheasant (Syrmaticus mikado)
- Northern Screamer (Chauna chavaria)
- Emperor Goose (Anser canagicus)
- Swan Goose (Anser cygnoid)
- Hawaiian Duck (Anas wyvilliana)
- White-naped Pigeon (Columba albinucha)
- Japanese Woodpigeon (Columba janthina)
- Enggano Cuckoo-dove (Macropygia cinnamomea)
- Crested Cuckoo-dove (Reinwardtoena crassirostris)
- Taiwan Green-pigeon (Treron formosae)
- White-headed Fruit-dove (Ptilinopus eugeniae)
- Blue-capped Fruit-dove (Ptilinopus monacha)
- Large Frogmouth (Batrachostomus auritus)
- Dulit Frogmouth (Batrachostomus harterti)
- Short-tailed Frogmouth (Batrachostomus poliolophus)
- Bornean Frogmouth (Batrachostomus mixtus)
- Heinrich’s Nightjar (Eurostopodus diabolicus)
- Puerto Rican Nightjar (Antrostomus noctitherus)
- Palau Nightjar (Caprimulgus phalaena)
- Salvadori’s Nightjar (Caprimulgus pulchellus)
- Spangled Owlet-nightjar (Aegotheles tatei)
- Vogelkop Owlet-nightjar (Aegotheles affinis)
- Spot-fronted Swift (Cypseloides cherriei)
- Rothschild’s Swift (Cypseloides rothschildi)
- Volcano Swiftlet (Aerodramus vulcanorum)
- Mariana Swiftlet (Aerodramus bartschi)
- Koepcke’s Hermit (Phaethornis koepckeae)
- Festive Coquette (Lophornis chalybeus)
- Venezuelan Sylph (Aglaiocercus berlepschi)
- Black-backed Thornbill (Ramphomicron dorsale)
- Blue-bearded Helmetcrest (Oxypogon cyanolaemus)
- Perija Metaltail (Metallura iracunda)
- Violet-throated Metaltail (Metallura baroni)
- Black-thighed Puffleg (Eriocnemis derbyi)
- Coppery-bellied Puffleg (Eriocnemis cupreoventris)
- Marvelous Spatuletail (Loddigesia mirabilis)
- Napo Sabrewing (Campylopterus villaviscensio)
- White-striped Forest-rail (Rallicula leucospila)
- Bougainville Rail (Hypotaenidia tertia)
- Santa Isabel Rail (Hypotaenidia immaculata)
- Roviana Rail (Hypotaenidia rovianae)
- Hawaiian Coot (Fulica alai)
- White-winged Trumpeter (Psophia leucoptera)
- Great Bustard (Otis tarda)
- New Caledonian Storm-petrel (Fregetta lineata)
- Greater Adjutant (Leptoptilos dubius)
- Lesser Adjutant (Leptoptilos javanicus)
- Painted Stork (Mycteria leucocephala)
- Agami Heron (Agamia agami)
- Magellanic Plover (Pluvianellus socialis)
- Black-banded Plover (Charadrius thoracicus)
- White-faced Plover (Charadrius dealbatus)
- Siberian Sandplover (Charadrius mongolus)
- Tibetan Sandplover (Charadrius atrifrons)
- Sulawesi Woodcock (Scolopax celebensis)
- Minahasa Masked-owl (Tyto inexspectata)
- Rote Boobook (Ninox rotiensis)
- Tanimbar Boobook (Ninox forbesi)
- Palawan Scops-owl (Otus fuliginosus)
- Mentawai Scops-owl (Otus mentawi)
- Enggano Scops-owl (Otus enganensis)
- Simeulue Scops-owl (Otus umbra)
- Principe Scops-owl (Otus bikegila)
- Luzon Highland Scops-owl (Otus longicornis)
- Mindanao Highland Scops-owl (Otus mirus)
- Banggai Scops-owl (Otus mendeni)
- Mantanani Scops-owl (Otus mantananensis)
- Biak Scops-owl (Otus beccarii)
- Fearful Owl (Nesasio solomonensis)
- King Vulture (Sarcoramphus papa)
- Great Nicobar Serpent-eagle (Spilornis klossi)
- Nicobar Sparrowhawk (Accipiter butleri)
- Doria’s Goshawk (Megatriorchis doriae)
- Cinnamon-rumped Trogon (Harpactes orrhophaeus)
- Ward’s Trogon (Harpactes wardi)
- Whitehead’s Trogon (Harpactes whiteheadi)
- Black-backed Dwarf-kingfisher (Ceyx erithaca)
- Yellow-throated Toucan (Ramphastos ambiguus)
- Citron-throated Toucan (Ramphastos citreolaemus)
- Ariel Toucan (Ramphastos ariel)
- Yellow-browed Toucanet (Aulacorhynchus huallagae)
- Grey-breasted Mountain-toucan (Andigena hypoglauca)
- Eastern Red-necked Araçari (Pteroglossus bitorquatus)
- Black-girdled Barbet (Capito dayi)
- White-mantled Barbet (Capito hypoleucus)
- Black-banded Barbet (Psilopogon javensis)
- Speckle-chested Piculet (Picumnus steindachneri)
- Splendid Woodpecker (Campephilus splendens)
- Palm Cockatoo (Probosciger aterrimus)
- Red-faced Parrot (Hapalopsittaca pyrrhops)
- Crimson Shining-parrot (Prosopeia splendens)
- Meek’s Lorikeet (Charmosyna meeki)
- Striated Lorikeet (Charmosyna multistriata)
- Duchess Lorikeet (Charmosyna margarethae)
- Sula Pitta (Erythropitta dohertyi)
- Whiskered Pitta (Erythropitta kochi)
- Graceful Pitta (Erythropitta venusta)
- Schneider’s Pitta (Hydrornis schneideri)
- Black-faced Pitta (Pitta anerythra)
- Hose’s Broadbill (Calyptomena hosii)
- Yellow-rumped Antwren (Euchrepomis sharpei)
- Brown-bellied Antwren (Epinecrophylla gutturalis)
- Rondonia Bushbird (Clytoctantes atrogularis)
- Narrow-billed Antwren (Formicivora iheringi)
- Guianan Streaked Antwren (Myrmotherula surinamensis)
- Unicolored Antwren (Myrmotherula unicolor)
- Bahia Antwren (Herpsilochmus pileatus)
- Creamy-bellied Antwren (Herpsilochmus motacilloides)
- Yellow-breasted Antwren (Herpsilochmus axillaris)
- Lined Antshrike (Thamnophilus tenuepunctatus)
- Castelnau’s Antshrike (Thamnophilus cryptoleucus)
- Blackish-grey Antshrike (Thamnophilus nigrocinereus)
- Ochre-rumped Antbird (Drymophila ochropyga)
- East Andean Antbird (Drymophila caudata)
- Black-tailed Antbird (Myrmoborus melanurus)
- Ash-breasted Antbird (Myrmoborus lugubris)
- Rufous-crowned Pittasoma (Pittasoma rufopileatum)
- Marsh Tapaculo (Scytalopus iraiensis)
- Rufous-fronted Antthrush (Formicarius rufifrons)
- Grey-throated Leaftosser (Sclerurus albigularis)
- Uniform Woodcreeper (Hylexetastes uniformis)
- Greater Scythebill (Drymotoxeres pucheranii)
- Equatorial Greytail (Xenerpestes singularis)
- White-cheeked Cotinga (Zaratornis stresemanni)
- Bay-vented Cotinga (Doliornis sclateri)
- Andean Mourner (Laniisoma buckleyi)
- Ecuadorian Tyrannulet (Phylloscartes gualaquizae)
- Oustalet’s Tyrannulet (Phylloscartes oustaleti)
- Bay-ringed Tyrannulet (Phylloscartes sylviolus)
- Inca Flycatcher (Leptopogon taczanowskii)
- Buff-throated Tody-tyrant (Hemitriccus rufigularis)
- Orange-banded Flycatcher (Nephelomyias lintoni)
- Juan Fernandez Tit-tyrant (Anairetes fernandezianus)
- Little Vermilion Flycatcher (Pyrocephalus nanus)
- Salinas Monjita (Xolmis salinarum)
- Biak Gerygone (Gerygone hypoxantha)
- Tanimbar Oriole (Oriolus decipiens)
- White-bellied Pitohui (Pseudorectes incertus)
- Solomon Cicadabird (Edolisoma holopolium)
- Rossel Cicadabird (Edolisoma rostratum)
- Cinnamon-tailed Fantail (Rhipidura fuscorufa)
- Malaita Fantail (Rhipidura malaitae)
- Manus Fantail (Rhipidura semirubra)
- Sumatran Drongo (Dicrurus sumatranus)
- Djaul Flycatcher (Myiagra cervinicolor)
- Djaul Monarch (Symposiachrus ateralbus)
- Solomons Pied Monarch (Symposiachrus barbatus)
- White-collared Monarch (Symposiachrus vidua)
- Tanimbar Monarch (Carterornis castus)
- Kauai Elepaio (Chasiempis sclateri)
- Oahu Elepaio (Chasiempis ibidis)
- Hawaii Elepaio (Chasiempis sandwichensis)
- White-capped Monarch (Monarcha richardsii)
- Japanese Paradise-flycatcher (Terpsiphone atrocaudata)
- Brown-headed Crow (Corvus fuscicapillus)
- White-collared Jay (Cyanolyca viridicyanus)
- Snow Mountain Robin (Petroica archboldi)
- Yellow Tit (Machlolophus holsti)
- Nauru Reed-warbler (Acrocephalus rehsei)
- Millerbird (Acrocephalus familiaris)
- Spot-necked Bulbul (Pycnonotus tympanistrigus)
- Kolombangara Leaf-warbler (Phylloscopus amoenus)
- Teardrop White-eye (Rukia ruki)
- Wangi-wangi White-eye (Zosterops paruhbesar)
- Ambon White-eye (Zosterops kuehni)
- Morotai White-eye (Zosterops dehaani)
- Pearl-bellied White-eye (Zosterops grayi)
- Solomons White-eye (Zosterops kulambangrae)
- Dark-eyed White-eye (Zosterops tetiparius)
- Samoan White-eye (Zosterops samoensis)
- Rusty-throated Wren-babbler (Spelaeornis badeigularis)
- Javan Scimitar-babbler (Pomatorhinus montanus)
- Snowy-throated Babbler (Stachyris oglei)
- Cambodian Laughinghtrush (Garrulax ferrarius)
- Yunnan Nuthatch (Sitta yunnanensis)
- Creamy-bellied Gnatcatcher (Polioptila lactea)
- Yellow-eyed Starling (Aplonis mystacea)
- Rusty-winged Starling (Aplonis zelandica)
- Rarotonga Starling (Aplonis cinerascens)
- Black Catbird (Melanoptila glabrirostris)
- Omao (Myadestes obscurus)
- Geomalia (Zoothera heinrichi)
- Sumatran Cochoa (Cochoa beccarii)
- Black Shama (Copsychus cebuensis)
- Sula Jungle-flycatcher (Cyornis colonus)
- Banggai Jungle-flycatcher (Cyornis pelingensis)
- Minahasa Shortwing (Heinrichia simplex)
- Tanimbar Flycatcher (Ficedula riedeli)
- Yellow-crowned Flowerpecker (Dicaeum anthonyi)
- Ruvu Weaver (Ploceus holoxanthus)
- Black Mannikin (Lonchura stygia)
- Palila (Loxioides bailleui)
- Anianiau (Magumma parva)
- Kauai Amakihi (Chlorodrepanis stejnegeri)
- Oahu Amakihi (Chlorodrepanis flava)
- Perija Brush-finch (Arremon perijanus)
- Grey-throated Warbler (Myiothlypis cinereicollis)
- Blue-whiskered Tanager (Tangara johannae)