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
Smew Mergellus albellus Goosander Mergus merganser 1 0 1
Imperial Eagle Aquila heliaca Golden Eagle Aquila chrysaetos 1 1 0
Masked Shrike Lanius nubicus Woodchat Shrike Lanius senator 1 1 0
Eastern Olivaceous Warbler Iduna pallida Marsh Warbler Acrocephalus palustris 1 1 0
Marsh Warbler Acrocephalus palustris Common Reed Warbler Acrocephalus scirpaceus 1 1 0
Meadow Pipit Anthus pratensis Tree Pipit Anthus trivialis 1 1 0