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 |
|---|---|---|---|---|
| Siberian Sand Plover Anarhynchus mongolus | Greater Sand Plover Anarhynchus leschenaultii | 1 | 1 | 0 |
| Bristle-thighed Curlew Numenius tahitiensis | Whimbrel Numenius phaeopus | 1 | 1 | 0 |
| Sooty Tern Onychoprion fuscatus | Grey-backed Tern Onychoprion lunatus | 1 | 0 | 1 |
| Bridled Tern Onychoprion anaethetus | Grey-backed Tern Onychoprion lunatus | 1 | 0 | 1 |
| Wedge-tailed Shearwater Ardenna pacifica | Sooty Shearwater Ardenna grisea | 1 | 0 | 1 |
| Sooty Shearwater Ardenna grisea | Short-tailed Shearwater Ardenna tenuirostris | 1 | 0 | 1 |
| Wedge-tailed Shearwater Ardenna pacifica | Christmas Shearwater Puffinus nativitatis | 1 | 0 | 1 |
| Lesser Frigatebird Fregata ariel | Great Frigatebird Fregata minor | 1 | 1 | 0 |