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 |
|---|---|---|---|---|
| White-rumped Sandpiper Calidris fuscicollis | Least Sandpiper Calidris minutilla | 2 | 2 | 0 |
| Blue-winged Warbler Vermivora cyanoptera | Common Yellowthroat Geothlypis trichas | 2 | 2 | 0 |
| Scaly-naped Pigeon Patagioenas squamosa | Common Ground Dove Columbina passerina | 1 | 0 | 1 |
| Yellow-billed Cuckoo Coccyzus americanus | Mangrove Cuckoo Coccyzus minor | 1 | 0 | 1 |
| Green-throated Carib Eulampis holosericeus | Antillean Crested Hummingbird Orthorhyncus cristatus | 1 | 1 | 0 |
| Sora Porzana carolina | Purple Gallinule Porphyrio martinica | 1 | 1 | 0 |
| Semipalmated Plover Charadrius semipalmatus | Wilson's Plover Anarhynchus wilsonia | 1 | 0 | 1 |
| Wilson's Plover Anarhynchus wilsonia | Snowy Plover Anarhynchus nivosus | 1 | 0 | 1 |
| Willet Tringa semipalmata | Greater Yellowlegs Tringa melanoleuca | 1 | 1 | 0 |
| Brown Noddy Anous stolidus | Sooty Tern Onychoprion fuscatus | 1 | 1 | 0 |
| Least Tern Sternula antillarum | Caspian Tern Hydroprogne caspia | 1 | 0 | 1 |
| Caspian Tern Hydroprogne caspia | Roseate Tern Sterna dougallii | 1 | 1 | 0 |
| Roseate Tern Sterna dougallii | Royal Tern Thalasseus maximus | 1 | 1 | 0 |
| Sandwich Tern Thalasseus sandvicensis | Royal Tern Thalasseus maximus | 1 | 1 | 0 |
| Little Blue Heron Egretta caerulea | Tricoloured Heron Egretta tricolor | 1 | 0 | 1 |
| American Kestrel Falco sparverius | Merlin Falco columbarius | 1 | 0 | 1 |
| Caribbean Elaenia Elaenia martinica | Grey Kingbird Tyrannus dominicensis | 1 | 1 | 0 |
| Worm-eating Warbler Helmitheros vermivorum | Louisiana Waterthrush Parkesia motacilla | 1 | 1 | 0 |
| Bananaquit Coereba flaveola | Lesser Antillean Bullfinch Loxigilla noctis | 1 | 0 | 1 |