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classification
Gaviiformes
Podicipediformes
Pelecaniformes
Ciconiiformes
Phoenicopteriformes
Anseriformes
Falconiformes
Galliformes
Gruiformes
Charadriiformes
Pterocliformes
Columbiformes
Cuculiformes
Strigiformes
Caprimulgiformes
Apodiformes
Coraciiformes
Upupiformes
Piciformes
Passeriformes
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Eurasian Crag Martin
Ptyonoprogne rupestris (Scopoli, 1769)
岩燕
© BAI
DING Peng(nice), DING Peng(important)
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