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 |
|---|---|---|---|---|
| Grey Partridge Perdix perdix | Red-billed Chough Pyrrhocorax pyrrhocorax | 1 | 1 | 0 |
| Common Quail Coturnix coturnix | Red-legged Partridge Alectoris rufa | 1 | 0 | 1 |
| Great Spotted Woodpecker Dendrocopos major | Dunnock Prunella modularis | 1 | 1 | 0 |
| Great Spotted Woodpecker Dendrocopos major | Alpine Chough Pyrrhocorax graculus | 1 | 0 | 1 |
| Coal Tit Periparus ater | Common Chaffinch Fringilla coelebs | 1 | 1 | 0 |
| Common Redstart Phoenicurus phoenicurus | Black Redstart Phoenicurus ochruros | 1 | 1 | 0 |
| Eurasian Crag Martin Ptyonoprogne rupestris | Black Redstart Phoenicurus ochruros | 1 | 0 | 1 |
| Black Redstart Phoenicurus ochruros | Dunnock Prunella modularis | 1 | 0 | 1 |
| Tree Pipit Anthus trivialis | Water Pipit Anthus spinoletta | 1 | 0 | 1 |
| European Greenfinch Chloris chloris | European Goldfinch Carduelis carduelis | 1 | 0 | 1 |