Northern Oriole
Icterus galbula (Linnaeus)
Status Uncommon transient, rare in summer and winter. Breeds. There are no nineteenth-century reports other than Chamberlain's (1887b) record of one collected near Halifax in September 1886.
Northern Oriole (Icterus galbula)
Orchard Oriole (Icterus spurius)
Red-winged Blackbird (Agelaius phoeniceus) ...
Formerly called Northern Oriole, now considered as two species, Baltimore and Bullock's Orioles. Loosely colonial in riparian woodland as a consequence of nest site scarcity. Female (Bullock's) sings early in nesting season.
Butcher GS. (1981). Northern Orioles Icterus-Galbula-Bullockii Disappear with Mount St-Helens Washington USA Ashfall. Murrelet. vol 62, no 1. p. 15-16.
For a while, this species was lumped with the Baltimore Oriole and named the Northern Oriole because the two forms were found interbreeding in cities in the formerly treeless area of the Great Plains.
The species most similar to the Orchard Oriole is the Baltimore Oriole, previously named the Northern Oriole.
This bird was formerly considered to belong to the same species as the western Bullock's Oriole, under the combined name of "Northern Oriole".
THE BALTIMORE ORIOLE, OR HANG-NEST.
[Northern Oriole (see also Bullock's Troopial).]
(State Bird of Maryland)
ICTERUS BALTIMORE, Linn.
[Icterus galbula.] ...
The two together are called the Northern Oriole; the scientific name is Icterus galbula (Genus and species). Orioles spend the warm months in the north (as far as Nova Scotia) and migrate to Mexico and Central America during the winter.
meet in the Great Plains of North America. Consequently, from 1973
to the mid-1990s, the Baltimore oriole and Bullock's oriole were
classified as two subspecies of the same species, the northern oriole.
Migrating birds have few choices of where to go and when the wind is just right, the grove can be full of warblers. Some mornings I found nothing but resident birds here: Yellow-shafted Flicker nesting in a dead tree, Northern Orioles, ...
 See also: Oriole, Baltimore Oriole, Blackbird, Hummingbird, Perch
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