Brewer's Blackbird

Euphagus cyanocephalus

Order

PASSERIFORMES

Family

Blackbirds (Icteridae)

Code 4

BRBL

Code 6

EUPCYC

ITIS

Egg Color:

Light green or gray green marked with gray brown



Number of Eggs:

3 - 7



Incubation Days:

12 - 14



Egg Incubator:

Female



Nest Location:

As high as 150 feet above ground.



Nest Material:

Conifer needles, grasses, and sticks with inside cup of mud or cow manure.



Migration:

Northern birds migrate



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General

Brewer's Blackbird: Medium-sized blackbird with purple gloss on head and neck and green gloss on body and wings. Eyes are yellow. Female is entirely dark gray-brown with darker wings and tail, and dark eyes. Juvenile resembles female, has yellow eyes.

Range and Habitat

Brewer's Blackbird: Breeds from British Columbia, Manitoba, Ontario and the Great Lakes region south to southern California, Arizona, and New Mexico; spends winters from southern Mexico to as far north as British Columbia and the Carolinas. Preferred habitats include prairies, fields, and farmyards.

Breeding and Nesting

Brewer's Blackbird: Three to seven brown-spotted, light green or gray eggs are laid in a nest made of coarse grass and twigs, reinforced with mud, lined with fine grass and hair, built on the ground or in a tree; nests in loose colonies of up to 30 pairs. Incubation ranges from 12 to 14 days and is carried out by the female.

Foraging and Feeding

Brewer's Blackbird: Eats insects, caterpillars, fruits, and seeds. Forages on the ground; forms large foraging flocks during migration and winter.

Readily Eats

Cracked Corn, Nut Meats, Suet, Millet

Vocalization

Brewer's Blackbird: Song is a breathy, creaky "ke-see." The call is a gruff "check."

Similar Species

Brewer's Blackbird: Male Rusty Blackbird lacks purple iridescence. Grackles are larger with much longer tails. Cowbirds are smaller with conical bills.

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