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
Garganey Spatula querquedula Steller's Eider Polysticta stelleri 1 1 0
Pied Avocet Recurvirostra avosetta Peregrine Falcon Falco peregrinus 1 1 0
Great Snipe Gallinago media Common Snipe Gallinago gallinago 1 1 0
Yellow-legged Gull Larus michahellis Lesser Black-backed Gull Larus fuscus 1 0 1
River Warbler Locustella fluviatilis Savi's Warbler Locustella luscinioides 1 0 1
Greenish Warbler Phylloscopus trochiloides Black Redstart Phoenicurus ochruros 1 1 0
Eurasian Nightjar Caprimulgus europaeus Eurasian Nuthatch Sitta europaea 1 0 1
Whinchat Saxicola rubetra Brambling Fringilla montifringilla 1 0 1
Parrot Crossbill Loxia pytyopsittacus Common Crossbill Loxia curvirostra 1 1 0