Confused pairs
Incorrect answers between two species (undirected). With a country selected, only mix-ups from games in that country are counted, and only pairs where both species are on that country's checklist are shown.
| Species A (lower id) | Species B (higher id) | Total wrong | A was target → picked B | B was target → picked A |
|---|---|---|---|---|
| Eastern Shrike-tit Falcunculus frontatus | Northern Shrike-tit Falcunculus whitei | 2 | 0 | 2 |
| Black-faced Monarch Monarcha melanopsis | Australian Spectacled Monarch Symposiachrus trivirgatus | 2 | 0 | 2 |
| Torresian Crow Corvus orru | Little Crow Corvus bennetti | 2 | 0 | 2 |
| Cape Barren Goose Cereopsis novaehollandiae | Australian Shelduck Tadorna tadornoides | 1 | 1 | 0 |
| Radjah Shelduck Radjah radjah | Cotton Pygmy-Goose Nettapus coromandelianus | 1 | 1 | 0 |
| Black Swan Cygnus atratus | Australian Shelduck Tadorna tadornoides | 1 | 0 | 1 |
| Green Pygmy-Goose Nettapus pulchellus | Cotton Pygmy-Goose Nettapus coromandelianus | 1 | 0 | 1 |
| Hardhead Aythya australis | Blue-billed Duck Oxyura australis | 1 | 0 | 1 |
| Common Bronzewing Phaps chalcoptera | Flock Bronzewing Phaps histrionica | 1 | 0 | 1 |
| Squatter Pigeon Geophaps scripta | Partridge Pigeon Geophaps smithii | 1 | 0 | 1 |
| Rose-crowned Fruit-Dove Ptilinopus regina | Olive Whistler Pachycephala olivacea | 1 | 1 | 0 |
| Horsfield's Bronze-Cuckoo Chalcites basalis | Little Bronze-Cuckoo Chalcites minutillus | 1 | 1 | 0 |
| Spotted Nightjar Eurostopodus argus | White-throated Nightjar Eurostopodus mystacalis | 1 | 1 | 0 |
| Large-tailed Nightjar Caprimulgus macrurus | Australian Owlet-nightjar Aegotheles cristatus | 1 | 0 | 1 |
| Uniform Swiftlet Aerodramus vanikorensis | Pacific Swift Apus pacificus | 1 | 0 | 1 |
| Common Moorhen Gallinula chloropus | Dusky Moorhen Gallinula tenebrosa | 1 | 1 | 0 |
| Red-necked Crake Rallina tricolor | Baillon's Crake Zapornia pusilla | 1 | 1 | 0 |
| Pied Stilt Himantopus leucocephalus | Banded Stilt Cladorhynchus leucocephalus | 1 | 0 | 1 |
| Common Ringed Plover Charadrius hiaticula | Black-fronted Dotterel Thinornis melanops | 1 | 1 | 0 |
| Red-kneed Dotterel Erythrogonys cinctus | Australasian Bittern Botaurus poiciloptilus | 1 | 1 | 0 |
| Caspian Plover Anarhynchus asiaticus | Western Bowerbird Chlamydera guttata | 1 | 1 | 0 |
| Far Eastern Curlew Numenius madagascariensis | Eurasian Curlew Numenius arquata | 1 | 0 | 1 |
| Swinhoe's Snipe Gallinago megala | Latham's Snipe Gallinago hardwickii | 1 | 1 | 0 |
| Great Knot Calidris tenuirostris | Red Knot Calidris canutus | 1 | 0 | 1 |
| Red-necked Stint Calidris ruficollis | Sanderling Calidris alba | 1 | 0 | 1 |
| Black-fronted Tern Chlidonias albostriatus | Arctic Tern Sterna paradisaea | 1 | 1 | 0 |
| Gentoo Penguin Pygoscelis papua | Chinstrap Penguin Pygoscelis antarcticus | 1 | 0 | 1 |
| Fiordland Penguin Eudyptes pachyrhynchus | Macaroni Penguin Eudyptes chrysolophus | 1 | 0 | 1 |
| Light-mantled Albatross Phoebetria palpebrata | Chestnut-breasted Whiteface Aphelocephala pectoralis | 1 | 1 | 0 |
| Swinhoe's Storm-Petrel Hydrobates monorhis | Tristram's Storm-Petrel Hydrobates tristrami | 1 | 1 | 0 |
| Southern Giant-Petrel Macronectes giganteus | Northern Giant-Petrel Macronectes halli | 1 | 1 | 0 |
| Barau's Petrel Pterodroma baraui | White-headed Petrel Pterodroma lessonii | 1 | 0 | 1 |
| Black-winged Petrel Pterodroma nigripennis | Blue Petrel Halobaena caerulea | 1 | 0 | 1 |
| Salvin's Prion Pachyptila salvini | Antarctic Prion Pachyptila desolata | 1 | 1 | 0 |
| White-chinned Petrel Procellaria aequinoctialis | Parkinson's Petrel Procellaria parkinsoni | 1 | 0 | 1 |
| Australasian Darter Anhinga novaehollandiae | Little Pied Cormorant Microcarbo melanoleucos | 1 | 1 | 0 |
| Medium Egret Ardea intermedia | Great-billed Heron Ardea sumatrana | 1 | 0 | 1 |
| Australian Ibis Threskiornis molucca | Straw-necked Ibis Threskiornis spinicollis | 1 | 1 | 0 |
| Black-shouldered Kite Elanus axillaris | Square-tailed Kite Lophoictinia isura | 1 | 1 | 0 |
| Brown Goshawk Tachyspiza fasciata | Red Goshawk Erythrotriorchis radiatus | 1 | 0 | 1 |
| Nankeen Kestrel Falco cenchroides | Australian Hobby Falco longipennis | 1 | 1 | 0 |
| Elegant Parrot Neophema elegans | Rock Parrot Neophema petrophila | 1 | 0 | 1 |
| Rock Parrot Neophema petrophila | Turquoise Parrot Neophema pulchella | 1 | 1 | 0 |
| Orange-bellied Parrot Neophema chrysogaster | Turquoise Parrot Neophema pulchella | 1 | 0 | 1 |
| Orange-bellied Fruit-Dove Ptilinopus iozonus | Swift Parrot Lathamus discolor | 1 | 0 | 1 |
| Papuan Pitta Erythropitta macklotii | Rainbow Pitta Pitta iris | 1 | 1 | 0 |
| Western Bowerbird Chlamydera guttata | Great Bowerbird Chlamydera nuchalis | 1 | 1 | 0 |
| Spotted Bowerbird Chlamydera maculata | Fawn-breasted Bowerbird Chlamydera cerviniventris | 1 | 0 | 1 |
| White-throated Grasswren Amytornis woodwardi | Carpentarian Grasswren Amytornis dorotheae | 1 | 0 | 1 |
| Short-tailed Grasswren Amytornis merrotsyi | Black Grasswren Amytornis housei | 1 | 1 | 0 |
| Western Grasswren Amytornis textilis | Thick-billed Grasswren Amytornis modestus | 1 | 0 | 1 |
| Dusky Grasswren Amytornis purnelli | Kalkadoon Grasswren Amytornis ballarae | 1 | 1 | 0 |
| Striated Grasswren Amytornis striatus | Southern Emuwren Stipiturus malachurus | 1 | 0 | 1 |
| Red-winged Fairywren Malurus elegans | Blue-breasted Fairywren Malurus pulcherrimus | 1 | 0 | 1 |
| Blue-breasted Fairywren Malurus pulcherrimus | Variegated Fairywren Malurus lamberti | 1 | 1 | 0 |
| Striated Grasswren Amytornis striatus | Red-backed Fairywren Malurus melanocephalus | 1 | 0 | 1 |
| Lewin's Honeyeater Meliphaga lewinii | White-lined Honeyeater Meliphaga albilineata | 1 | 1 | 0 |
| Lewin's Honeyeater Meliphaga lewinii | Yellow Honeyeater Stomiopera flava | 1 | 0 | 1 |
| Western Wattlebird Anthochaera lunulata | Red Wattlebird Anthochaera carunculata | 1 | 0 | 1 |
| Mangrove Honeyeater Gavicalis fasciogularis | Singing Honeyeater Gavicalis virescens | 1 | 1 | 0 |
| Brown-backed Honeyeater Ramsayornis modestus | Rufous-banded Honeyeater Conopophila albogularis | 1 | 1 | 0 |
| Rufous-banded Honeyeater Conopophila albogularis | Rufous-throated Honeyeater Conopophila rufogularis | 1 | 1 | 0 |
| Lewin's Honeyeater Meliphaga lewinii | Rufous-throated Honeyeater Conopophila rufogularis | 1 | 0 | 1 |
| Yellow Chat Epthianura crocea | Orange Chat Epthianura aurifrons | 1 | 1 | 0 |
| Green-backed Honeyeater Glycichaera fallax | Brown Honeyeater Lichmera indistincta | 1 | 0 | 1 |
| Yellow-plumed Honeyeater Ptilotula ornata | Crescent Honeyeater Phylidonyris pyrrhopterus | 1 | 0 | 1 |
| Helmeted Friarbird Philemon buceroides | Noisy Friarbird Philemon corniculatus | 1 | 1 | 0 |
| Western Bristlebird Dasyornis longirostris | Spotted Pardalote Pardalotus punctatus | 1 | 1 | 0 |
| White-throated Needletail Hirundapus caudacutus | Eastern Bristlebird Dasyornis brachypterus | 1 | 0 | 1 |
| Red-browed Pardalote Pardalotus rubricatus | Mistletoebird Dicaeum hirundinaceum | 1 | 1 | 0 |
| Brown Thornbill Acanthiza pusilla | Chestnut-rumped Thornbill Acanthiza uropygialis | 1 | 1 | 0 |
| Brown Thornbill Acanthiza pusilla | Slaty-backed Thornbill Acanthiza robustirostris | 1 | 0 | 1 |
| Red-winged Fairywren Malurus elegans | Slender-billed Thornbill Acanthiza iredalei | 1 | 0 | 1 |
| Chestnut-rumped Thornbill Acanthiza uropygialis | Western Thornbill Acanthiza inornata | 1 | 1 | 0 |
| Chestnut-rumped Thornbill Acanthiza uropygialis | Buff-rumped Thornbill Acanthiza reguloides | 1 | 1 | 0 |
| Speckled Warbler Pyrrholaemus sagittatus | Buff-rumped Thornbill Acanthiza reguloides | 1 | 0 | 1 |
| Spotted Quail-thrush Cinclosoma punctatum | Jacky-winter Microeca fascinans | 1 | 1 | 0 |
| Pilotbird Pycnoptilus floccosus | Chirruping Wedgebill Psophodes cristatus | 1 | 0 | 1 |
| Olive-backed Oriole Oriolus sagittatus | Green Oriole Oriolus flavocinctus | 1 | 0 | 1 |
| Large-billed Scrubwren Sericornis magnirostra | White-browed Woodswallow Artamus superciliosus | 1 | 0 | 1 |
| Brown Falcon Falco berigora | Black-faced Woodswallow Artamus cinereus | 1 | 0 | 1 |
| Willie-wagtail Rhipidura leucophrys | Mangrove Fantail Rhipidura phasiana | 1 | 0 | 1 |
| Leaden Flycatcher Myiagra rubecula | Restless Flycatcher Myiagra inquieta | 1 | 1 | 0 |
| Rufous-throated Honeyeater Conopophila rufogularis | Broad-billed Flycatcher Myiagra ruficollis | 1 | 0 | 1 |
| Leaden Flycatcher Myiagra rubecula | Broad-billed Flycatcher Myiagra ruficollis | 1 | 0 | 1 |
| Little Raven Corvus mellori | Forest Raven Corvus tasmanicus | 1 | 0 | 1 |
| Welcome Swallow Hirundo neoxena | Fairy Martin Petrochelidon ariel | 1 | 1 | 0 |
| Barn Swallow Hirundo rustica | Tree Martin Petrochelidon nigricans | 1 | 0 | 1 |
| Hooded Parrot Psephotellus dissimilis | Crimson Finch Neochmia phaeton | 1 | 0 | 1 |
| Crimson Finch Neochmia phaeton | Red-browed Firetail Neochmia temporalis | 1 | 1 | 0 |
| Star Finch Emblema ruficauda | Zebra Finch Taeniopygia guttata | 1 | 1 | 0 |
| Pale-headed Munia Lonchura pallida | Chestnut-breasted Munia Lonchura castaneothorax | 1 | 1 | 0 |
| Australian Boobook Ninox boobook | Forest Wagtail Dendronanthus indicus | 1 | 0 | 1 |