The Black-whiskered Vireo, Vireo altiloquus, is a small passerine bird, which breeds in southern Florida, USA, and the West Indies as far south as the offshore islands of Venezuela. It is a partial migrant, with northern birds wintering from the Greater Antilles to northern South America. This species has occurred as a rare vagrant to Costa Rica.
The breeding habitat is open deciduous wooded areas and cultivation, and in Florida also mangroves. T...
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The Black-whiskered Vireo, Vireo altiloquus, is a small passerine bird, which breeds in southern Florida, USA, and the West Indies as far south as the offshore islands of Venezuela. It is a partial migrant, with northern birds wintering from the Greater Antilles to northern South America. This species has occurred as a rare vagrant to Costa Rica.
The breeding habitat is open deciduous wooded areas and cultivation, and in Florida also mangroves. The Black-whiskered Vireo builds a cup nest in a fork of a tree branch, and lays 2-3 white eggs.
This vireo is 14–15 cm in length, has a 25 cm wingspan and weighs 17–19 g. It has thick blue-grey legs and a stout bill.
The adult Black-whiskered Vireo has dull olive-green upperparts and white underparts, with yellowish on the flanks and under the tail. It has red eyes and a grey-brown crown with faint dusky edges. There is a dark line through the eyes and a white eyebrow stripe. There is a distinctive black line (the “whisker”) on the neck sides....
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