Least Bell's vireos winter in Southern Mexico. They head south by September and come back by mid-March to early April. Breeding Season. These birds ...
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However, one subspecies, the Least Bell's Vireo of California and Baja California, is listed as federally endangered, primarily from loss of riparian habitat ...
Least Bell's vireos are small birds. They are only 11.5-12.5 centimeters long. (About 4.5 to 5.0 inches) They have short rounded wings ...
DESCRIPTION: Least Bell's vireos are small songbirds, generally no more than five inches in length, with a seven-inch wingspan. They have dull, ashy-grey heads; ...
Western birds, especially the tiny Least Bell's Vireo, are grayish above, whitish below, with faint pale “spectacles” around the eyes and pale wingbars.
SAVING THE LEAST BELL'S VIREO. A shy, secretive, and silver-tongued songbird, the tenacious least Bell's vireo has been to the brink of extinction and back ...
The least Bell's vireo (Vireo bellii pusillus) is an endangered subspecies in Southern California. Consideration of Bell's vireo has been a factor in several ...
The Least Bell's vireo is a small songbird inhabiting riparian vegetation along meandering rivers of southern California. It has a plain, ash gray head.
The least Bell's vireo is a small, secretive songbird (4-5 inches long) with short, round wings, straight bills, and feathers that are gray above and pale ...
Their subspecies least Bell's vireos (Vireo bellii pusillus) are federally endangered under the U.S. Federal List. They have no special status under CITES or ...