Home › W › Warbler (Ad Upper parts grayish blue)

Warbler (Ad Upper parts grayish blue)

Ad. 8. - Upper parts grayish blue, back sometimes blackish; wings and tail edged with blue; base of the primaries white, forming a white spot on the wing at the end of the primary coverts; inner vanes of outer tail- H FIG. 101.-Black-throated Blue Warbler. (Reduced.) feathers with a white patch near their tips; sides of the head and throat black; sides mixed black and white; breast and belly white. Ad. 0+ .-Upper parts uniform olive-green; tail generally with a faint bluish tinge, the white patch on the outer feathers scarcely distinguishable; white at the base of the primaries much reduced and sometimes concealed by the primary coverts; ear-coverts dusky gray; under parts soiled buffy yellowish. Im. 8. - Similar to ad. 8, but the upper parts washed with greenish, the throat tipped with white, and less black on the sides. Im. 2. - Similar to ad. 9, but somewhat yellower. L., 5-28; W., 2.52; T., 2.06; B. from N., 29.