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 |
|---|---|---|---|---|
| Black-winged Pratincole Glareola nordmanni | Collared Pratincole Glareola pratincola | 2 | 2 | 0 |
| Ferruginous Duck Aythya nyroca | Chukar Alectoris chukar | 1 | 0 | 1 |
| Chestnut-bellied Sandgrouse Pterocles exustus | Spotted Sandgrouse Pterocles senegallus | 1 | 1 | 0 |
| Spotted Crake Porzana porzana | Baillon's Crake Zapornia pusilla | 1 | 0 | 1 |
| Grey Plover Pluvialis squatarola | European Golden Plover Pluvialis apricaria | 1 | 1 | 0 |
| Common Ringed Plover Charadrius hiaticula | Spur-winged Lapwing Vanellus spinosus | 1 | 1 | 0 |
| Kittlitz's Plover Anarhynchus pecuarius | Kentish Plover Anarhynchus alexandrinus | 1 | 1 | 0 |
| Eurasian Curlew Numenius arquata | Common Snipe Gallinago gallinago | 1 | 1 | 0 |
| Common Redshank Tringa totanus | Spotted Redshank Tringa erythropus | 1 | 1 | 0 |
| Common Redshank Tringa totanus | Ruddy Turnstone Arenaria interpres | 1 | 0 | 1 |
| Franklin's Gull Leucophaeus pipixcan | Sooty Gull Ichthyaetus hemprichii | 1 | 1 | 0 |
| Common Gull Larus canus | Yellow-legged Gull Larus michahellis | 1 | 0 | 1 |
| Lesser Black-backed Gull Larus fuscus | Little Tern Sternula albifrons | 1 | 0 | 1 |
| Gull-billed Tern Gelochelidon nilotica | Whiskered Tern Chlidonias hybrida | 1 | 0 | 1 |
| Caspian Tern Hydroprogne caspia | Great Crested Tern Thalasseus bergii | 1 | 1 | 0 |
| Lesser Spotted Eagle Clanga pomarina | Steppe Eagle Aquila nipalensis | 1 | 1 | 0 |
| Lesser Spotted Eagle Clanga pomarina | Long-legged Buzzard Buteo rufinus | 1 | 1 | 0 |
| Greater Spotted Eagle Clanga clanga | Booted Eagle Hieraaetus pennatus | 1 | 1 | 0 |
| Greater Spotted Eagle Clanga clanga | Golden Eagle Aquila chrysaetos | 1 | 0 | 1 |
| Booted Eagle Hieraaetus pennatus | Western Marsh Harrier Circus aeruginosus | 1 | 1 | 0 |
| Golden Eagle Aquila chrysaetos | Western Marsh Harrier Circus aeruginosus | 1 | 0 | 1 |
| Hen Harrier Circus cyaneus | Montagu's Harrier Circus pygargus | 1 | 0 | 1 |
| Pallid Harrier Circus macrourus | Black Kite Milvus migrans | 1 | 0 | 1 |
| Black Kite Milvus migrans | Lesser Whitethroat Curruca curruca | 1 | 1 | 0 |
| Black Kite Milvus migrans | House Sparrow Passer domesticus | 1 | 0 | 1 |
| African Green Bee-eater Merops viridissimus | Arabian Green Bee-eater Merops cyanophrys | 1 | 1 | 0 |
| Common Kestrel Falco tinnunculus | Eurasian Hobby Falco subbuteo | 1 | 0 | 1 |
| Lanner Falcon Falco biarmicus | Peregrine Falcon Falco peregrinus | 1 | 1 | 0 |
| Brown-necked Raven Corvus ruficollis | Fan-tailed Raven Corvus rhipidurus | 1 | 0 | 1 |
| Barn Swallow Hirundo rustica | House Sparrow Passer domesticus | 1 | 1 | 0 |
| Lesser Whitethroat Curruca curruca | Spanish Sparrow Passer hispaniolensis | 1 | 0 | 1 |
| Lesser Whitethroat Curruca curruca | Pied Wagtail/White Wagtail Motacilla alba | 1 | 1 | 0 |
| Fulvous Chatterer Argya fulva | Eurasian Wren Troglodytes troglodytes | 1 | 1 | 0 |
| White-throated Robin Irania gutturalis | Common Redstart Phoenicurus phoenicurus | 1 | 1 | 0 |
| Semicollared Flycatcher Ficedula semitorquata | European Pied Flycatcher Ficedula hypoleuca | 1 | 1 | 0 |
| European Pied Flycatcher Ficedula hypoleuca | Collared Flycatcher Ficedula albicollis | 1 | 1 | 0 |
| Pied Wheatear Oenanthe pleschanka | White-crowned Wheatear Oenanthe leucopyga | 1 | 0 | 1 |
| Spanish Sparrow Passer hispaniolensis | Pied Wagtail/White Wagtail Motacilla alba | 1 | 0 | 1 |
| Meadow Pipit Anthus pratensis | Water Pipit Anthus spinoletta | 1 | 1 | 0 |
| Sinai Rosefinch Carpodacus synoicus | European Serin Serinus serinus | 1 | 0 | 1 |
| European Serin Serinus serinus | Syrian Serin Serinus syriacus | 1 | 0 | 1 |
| Egyptian Goose Alopochen aegyptiaca | Ruddy Shelduck Tadorna ferruginea | 1 | 0 | 1 |
| Black-headed Bunting Emberiza melanocephala | Striolated Bunting Emberiza striolata | 1 | 0 | 1 |