Category:Controversial birds
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This category groups articles relating to controversial birds. This could include, for example:
- articles on birds which were described as new species or subspecies but which not all ornithologists believe to be valid taxa (e.g. Double-banded Argus)
- articles on birds which may be extinct but where differences of opinion exist among ornithologists (e.g. Alaotra Grebe or most celebratedly the Ivory-billed Woodpecker),
- articles on individual vagrant birds whose identification is disputed (e.g. The Druridge Bay curlew),
- articles on birds whose taxonomic position is disputed (e.g. the Broad-billed Sapayoa),
- "mystery birds" known from one or very few specimens only, or from old paintings or descriptions with no associated specimens (e.g. the White-winged Sandpiper).
Articles on birds where there is no current controversy, but where it did exist for a significant period of time historically, can also be included here.