The following information was found at: http://www.mbr.nbs.gov/id/framlst/i5080id.html

Bullock's oriole ...... Icterus bullockii

Identification Tips: Sharply-pointed bill

Male:

Black crown, nape, eyeline, throat, back, wings and tail
Orange face, underparts and rump
Orange outer tail feathers
White wing patch and edges
Immature male similar to female but brighter
orange with variable amounts of black on head

Female:

Grayish upperparts
Dull yellowish breast and undertail coverts
Gray belly
Two wing bars

Similar species:

Male Bullock's Oriole can be told from other black and
orange orioles by its black eyeline and white wing
patch. Female is similar to other female orioles but can
be told from Baltimore by its yellower breast and grayer
upperparts. Hooded and Orchard's have more
extensively yellow underparts.


Author:
Gregory Gough
USGS Patuxent Wildlife Research Center