Long-billed Dowitcher vs Common Snipe
The most reliable field mark between Long-billed Dowitcher and Common Snipe is the **large, bright white rump and uppertail visible in flight on Long-billed Dowitcher of any age**, …
Species
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Search Birdr’s species pages, see which birds people miss most in quizzes, and open the lookalikes that are hardest to tell apart. 10699 species have a public page.
From quizzes
Most missed species
Birds players pick by mistake most often.
| Species | Misses |
|---|---|
| Common Reed Warbler Acrocephalus scirpaceus | 978 49% |
| Meadow Pipit Anthus pratensis | 941 37% |
| Herring Gull Larus argentatus | 876 37% |
| Common Tern Sterna hirundo | 858 38% |
| Common Chiffchaff Phylloscopus collybita | 844 35% |
| Tundra Bean Goose Anser serrirostris | 840 37% |
| Marsh Warbler Acrocephalus palustris | 809 51% |
| Willow Warbler Phylloscopus trochilus | 763 42% |
| Dunlin Calidris alpina | 763 35% |
| Eurasian Skylark Alauda arvensis | 749 33% |
Confusing pairs
Species most often mixed up with each other.
How to tell them apart
Short field-mark notes for pairs that birders mix up.
Ruddy Shelduck vs Northern Shoveler
The most reliable field mark to separate Ruddy Shelduck from Northern Shoveler in any plumage is the combination of overall structure and wing pattern in flight: Ruddy Shelduck …
Common Firecrest vs Eurasian Nuthatch
The most reliable way to separate Common Firecrest from Eurasian Nuthatch in the field is by overall structure and head pattern: Firecrest is a tiny, plump, olive-green bird …
Reed Cormorant vs Socotra Cormorant
The most reliable field mark to separate Reed Cormorant from Socotra Cormorant is overall size and structure: Reed Cormorant is a notably smaller, more delicate bird with a …
Half-collared Kingfisher vs Striped Kingfisher
The best field mark to separate these two is overall color and wing pattern: Half-collared Kingfisher is a striking blue-and-white bird with a distinctive half-collar and orange underparts, …
Bicknell's Thrush vs Hermit Thrush
Hermit Thrush and Bicknell's Thrush are both medium-sized brown thrushes, but Hermit Thrush is best separated in the field by its distinct reddish tail that contrasts with browner …
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