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 |
|---|---|---|---|---|
| Anna's Hummingbird Calypte anna | Broad-billed Hummingbird Cynanthus latirostris | 1 | 0 | 1 |
| American Golden Plover Pluvialis dominica | Mountain Plover Anarhynchus montanus | 1 | 1 | 0 |
| Western Gull Larus occidentalis | Great Black-backed Gull Larus marinus | 1 | 1 | 0 |
| Snowy Egret Egretta thula | Great White Egret Ardea alba | 1 | 1 | 0 |
| Ash-throated Flycatcher Myiarchus cinerascens | Brown-crested Flycatcher Myiarchus tyrannulus | 1 | 0 | 1 |
| Field Sparrow Spizella pusilla | Lark Sparrow Chondestes grammacus | 1 | 1 | 0 |
| Canyon Towhee Melozone fusca | Green-tailed Towhee Pipilo chlorurus | 1 | 1 | 0 |