雄成鳥 © sebastian ballesteros caro eBird S42263512 Macaulay Library ML 83473161
雌成鳥 © Rob Felix
雄成鳥 © Chris Bell
雄成鳥 © Jorge Muñoz García CAQUETA BIRDING

Blue-bearded Helmetcrest Oxypogon cyanolaemus

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辨識

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One of the world’s rarest and most endangered hummingbirds, found only at extremely high elevations in Colombia’s Santa Marta Mountains. It does not occur in the areas typically visited by birders, and seeing one requires a multi-day camping expedition over very steep terrain. Adult male’s green and blue beard, black and white head pattern, and shaggy crest are distinctive. Female and younger males lack the crest and beard, and can be recognized by their size, short bill, and white collar. Feeds in flowering bushes in and around high elevation grassland; often clings to flowers while feeding.

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