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 |
|---|---|---|---|---|
| Chinspot Batis Batis molitor | Pririt Batis Batis pririt | 2 | 1 | 1 |
| Blue-billed Teal Spatula hottentota | Red-billed Duck Anas erythrorhyncha | 1 | 1 | 0 |
| Coqui Francolin Campocolinus coqui | Orange River Francolin Scleroptila gutturalis | 1 | 1 | 0 |
| Orange River Francolin Scleroptila gutturalis | Hartlaub's Spurfowl Pternistis hartlaubi | 1 | 1 | 0 |
| Red-billed Spurfowl Pternistis adspersus | Swainson's Spurfowl Pternistis swainsonii | 1 | 1 | 0 |
| Cape Spurfowl Pternistis capensis | Swainson's Spurfowl Pternistis swainsonii | 1 | 1 | 0 |
| Rüppell's Bustard Heterotetrax rueppelii | Red-crested Bustard Lophotis ruficrista | 1 | 0 | 1 |
| Schalow's Turaco Tauraco schalowi | Grey Go-away-bird Crinifer concolor | 1 | 0 | 1 |
| Coppery-tailed Coucal Centropus cupreicaudus | Black Coucal Centropus grillii | 1 | 0 | 1 |
| Black Coucal Centropus grillii | Pied Cuckoo Clamator jacobinus | 1 | 1 | 0 |
| Black Cuckoo Cuculus clamosus | African Cuckoo Cuculus gularis | 1 | 0 | 1 |
| Pennant-winged Nightjar Caprimulgus vexillarius | Eurasian Nightjar Caprimulgus europaeus | 1 | 1 | 0 |
| Rufous-cheeked Nightjar Caprimulgus rufigena | Fiery-necked Nightjar Caprimulgus pectoralis | 1 | 1 | 0 |
| Fiery-necked Nightjar Caprimulgus pectoralis | Swamp Nightjar Caprimulgus natalensis | 1 | 0 | 1 |
| Common Swift Apus apus | Bradfield's Swift Apus bradfieldi | 1 | 1 | 0 |
| Bradfield's Swift Apus bradfieldi | Little Swift Apus affinis | 1 | 1 | 0 |
| White-crowned Lapwing Vanellus albiceps | Wattled Lapwing Vanellus senegallus | 1 | 1 | 0 |
| Crowned Lapwing Vanellus coronatus | Chestnut-banded Plover Anarhynchus pallidus | 1 | 0 | 1 |
| Crowned Lapwing Vanellus coronatus | White-fronted Plover Anarhynchus marginatus | 1 | 0 | 1 |
| Caspian Plover Anarhynchus asiaticus | Chestnut-banded Plover Anarhynchus pallidus | 1 | 0 | 1 |
| Sabine's Gull Xema sabini | Caspian Tern Hydroprogne caspia | 1 | 1 | 0 |
| Sabine's Gull Xema sabini | Black Tern Chlidonias niger | 1 | 0 | 1 |
| Hartlaub's Gull Chroicocephalus hartlaubii | White-winged Black Tern Chlidonias leucopterus | 1 | 1 | 0 |
| Hartlaub's Gull Chroicocephalus hartlaubii | Arctic Tern Sterna paradisaea | 1 | 0 | 1 |
| Hartlaub's Gull Chroicocephalus hartlaubii | Common Tern Sterna hirundo | 1 | 0 | 1 |
| Hartlaub's Gull Chroicocephalus hartlaubii | Great Crested Tern Thalasseus bergii | 1 | 0 | 1 |
| African Skimmer Rynchops flavirostris | Whiskered Tern Chlidonias hybrida | 1 | 1 | 0 |
| African Skimmer Rynchops flavirostris | White-winged Black Tern Chlidonias leucopterus | 1 | 0 | 1 |
| Caspian Tern Hydroprogne caspia | Great Crested Tern Thalasseus bergii | 1 | 1 | 0 |
| European Storm-Petrel Hydrobates pelagicus | Leach's Storm-Petrel Hydrobates leucorhous | 1 | 0 | 1 |
| Southern Giant-Petrel Macronectes giganteus | Northern Giant-Petrel Macronectes halli | 1 | 0 | 1 |
| Pintado Petrel Daption capense | Great-winged Petrel Pterodroma macroptera | 1 | 1 | 0 |
| Crowned Cormorant Microcarbo coronatus | Bank Cormorant Phalacrocorax neglectus | 1 | 0 | 1 |
| White-backed Night Heron Calherodius leuconotus | Rufous-bellied Heron Ardeola rufiventris | 1 | 1 | 0 |
| White-backed Vulture Gyps africanus | Cape Sparrow Passer melanurus | 1 | 1 | 0 |
| Western Banded Snake-Eagle Circaetus cinerascens | Bat Hawk Macheiramphus alcinus | 1 | 0 | 1 |
| Dark Chanting-Goshawk Melierax metabates | Gabar Goshawk Micronisus gabar | 1 | 1 | 0 |
| African Goshawk Aerospiza tachiro | Ovambo Sparrowhawk Accipiter ovampensis | 1 | 1 | 0 |
| African Scops Owl Otus senegalensis | Southern White-faced Owl Ptilopsis granti | 1 | 1 | 0 |
| Verreaux's Eagle Owl Ketupa lactea | African Barred Owlet Glaucidium capense | 1 | 1 | 0 |
| Monteiro's Hornbill Tockus monteiri | Southern Red-billed Hornbill Tockus rufirostris | 1 | 0 | 1 |
| Swallow-tailed Bee-eater Merops hirundineus | Southern Carmine Bee-eater Merops nubicoides | 1 | 0 | 1 |
| European Roller Coracias garrulus | Racket-tailed Roller Coracias spatulatus | 1 | 0 | 1 |
| Crested Barbet Trachyphonus vaillantii | Pied Barbet Tricholaema leucomelas | 1 | 1 | 0 |
| Black-collared Barbet Lybius torquatus | Greater Honeyguide Indicator indicator | 1 | 0 | 1 |
| Green-backed Honeybird Prodotiscus zambesiae | Brown-backed Honeybird Prodotiscus regulus | 1 | 1 | 0 |
| Brown-backed Honeybird Prodotiscus regulus | Greater Honeyguide Indicator indicator | 1 | 0 | 1 |
| Lesser Honeyguide Indicator minor | Greater Honeyguide Indicator indicator | 1 | 0 | 1 |
| Cardinal Woodpecker Dendropicos fuscescens | Golden-tailed Woodpecker Campethera abingoni | 1 | 0 | 1 |
| Rock Kestrel Falco rupicolus | Greater Kestrel Falco rupicoloides | 1 | 0 | 1 |
| Black Cuckooshrike Campephaga flava | White-tailed Shrike Lanioturdus torquatus | 1 | 1 | 0 |
| African Golden Oriole Oriolus auratus | African Black-headed Oriole Oriolus larvatus | 1 | 1 | 0 |
| Rufous-bellied Tit Melaniparus rufiventris | Ashy Tit Melaniparus cinerascens | 1 | 1 | 0 |
| African Penduline Tit Anthoscopus caroli | Southern Penduline Tit Anthoscopus minutus | 1 | 1 | 0 |
| Spike-heeled Lark Chersomanes albofasciata | Gray's Lark Ammomanopsis grayi | 1 | 1 | 0 |
| Chestnut-backed Sparrow-Lark Eremopterix leucotis | Grey-backed Sparrow-Lark Eremopterix verticalis | 1 | 0 | 1 |
| Eastern Clapper Lark Corypha fasciolata | Rufous-naped Lark Corypha africana | 1 | 1 | 0 |
| Flappet Lark Amirafra rufocinnamomea | Stark's Lark Spizocorys starki | 1 | 0 | 1 |
| Red-capped Lark Calandrella cinerea | Stark's Lark Spizocorys starki | 1 | 1 | 0 |
| Burnt-neck Eremomela Eremomela usticollis | Stierling's Wren-Warbler Calamonastes stierlingi | 1 | 1 | 0 |
| Yellow-breasted Apalis Apalis flavida | Black-chested Prinia Prinia flavicans | 1 | 1 | 0 |
| Black-chested Prinia Prinia flavicans | Rufous-eared Warbler Malcorus pectoralis | 1 | 0 | 1 |
| Rattling Cisticola Cisticola chiniana | Tinkling Cisticola Cisticola rufilatus | 1 | 1 | 0 |
| Piping Cisticola Cisticola fulvicapilla | Zitting Cisticola Cisticola juncidis | 1 | 0 | 1 |
| Grey-rumped Swallow Pseudhirundo griseopyga | Banded Martin Neophedina cincta | 1 | 0 | 1 |
| Banded Martin Neophedina cincta | Sand Martin Riparia riparia | 1 | 1 | 0 |
| Plain Martin Riparia paludicola | Rock Martin Ptyonoprogne fuligula | 1 | 0 | 1 |
| Barn Swallow Hirundo rustica | Cape Sparrow Passer melanurus | 1 | 1 | 0 |
| Greater Striped Swallow Cecropis cucullata | Mosque Swallow Cecropis senegalensis | 1 | 0 | 1 |
| Lesser Striped Swallow Cecropis abyssinica | Rufous-chested Swallow Cecropis semirufa | 1 | 0 | 1 |
| Arrow-marked Babbler Turdoides jardineii | Bare-cheeked Babbler Turdoides gymnogenys | 1 | 1 | 0 |
| Lesser Blue-eared Starling Lamprotornis chloropterus | Cape Starling Lamprotornis nitens | 1 | 1 | 0 |
| Spotted Flycatcher Muscicapa striata | Marico Flycatcher Bradornis mariquensis | 1 | 1 | 0 |
| Grey Tit-Flycatcher Fraseria plumbea | Herero Chat Namibornis herero | 1 | 1 | 0 |
| Ashy Flycatcher Fraseria caerulescens | Herero Chat Namibornis herero | 1 | 1 | 0 |
| Herero Chat Namibornis herero | Karoo Scrub Robin Tychaedon coryphoeus | 1 | 1 | 0 |
| Southern Anteater-Chat Myrmecocichla formicivora | Arnot's Chat Myrmecocichla arnotti | 1 | 0 | 1 |
| Collared Sunbird Hedydipna collaris | Amethyst Sunbird Chalcomitra amethystina | 1 | 1 | 0 |
| Scarlet-chested Sunbird Chalcomitra senegalensis | Shelley's Sunbird Cinnyris shelleyi | 1 | 1 | 0 |
| White-bellied Sunbird Cinnyris talatala | Copper Sunbird Cinnyris cupreus | 1 | 0 | 1 |
| White-browed Sparrow-Weaver Plocepasser mahali | Cape Sparrow Passer melanurus | 1 | 0 | 1 |
| Spectacled Weaver Ploceus ocularis | Holub's Golden-Weaver Ploceus xanthops | 1 | 1 | 0 |
| Southern Masked-Weaver Ploceus velatus | Village Weaver Ploceus cucullatus | 1 | 0 | 1 |
| Chestnut Weaver Ploceus rubiginosus | Red-billed Quelea Quelea quelea | 1 | 1 | 0 |
| Southern Red Bishop Euplectes orix | White-winged Widowbird Euplectes albonotatus | 1 | 0 | 1 |
| Orange-winged Pytilia Pytilia afra | Red-billed Firefinch Lagonosticta senegala | 1 | 1 | 0 |
| Northern Grey-headed Sparrow Passer griseus | Southern Grey-headed Sparrow Passer diffusus | 1 | 0 | 1 |
| White-faced Whistling-Duck Dendrocygna viduata | South African Shelduck Tadorna cana | 1 | 1 | 0 |
| Black-headed Canary Serinus alario | Cape Bunting Emberiza capensis | 1 | 0 | 1 |