Blackbirds (Icteridae)

Brewer's Blackbird

Euphagus cyanocephalus. Insects, seeds and grain taken while walking.

Blackbirds (Icteridae)Brewer's BlackbirdEuphagus cyanocephalus
Scientific name
Euphagus cyanocephalus
Length
7.9–9.8 in
Weight
1.8–3 oz
Nest
Bulky cup in a shrub, tree or on the ground, often in loose colonies
Entrance hole
Does not use nest boxes
Clutch
3–7 eggs
Incubation
11–17 days
Broods
1–2 per season

Identification

  • Male glossy black with a purple head and yellow eye
  • Female plain grey-brown with a dark eye
  • Slim, medium-length tail

Voice

A harsh, creaking 'k-zeee'.

Diet and feeding

Insects, seeds and grain taken while walking.

What do Brewer's blackbirds eat? · Best feeder for Brewer's blackbirds

Brewer's Blackbirds by state and province

RegionStatusNesting
AlabamaWinter visitor—
AlbertaSummer breederMay–July
ArizonaYear-round residentMarch–July
ArkansasWinter visitor—
British ColumbiaSummer breederMay–July
CaliforniaYear-round residentMarch–July
ColoradoYear-round residentApril–July
FloridaWinter visitor—
GeorgiaWinter visitor—
IdahoYear-round residentApril–July
IllinoisSummer breederApril–July
IndianaSummer breederApril–July
IowaSummer breederApril–July
KansasSummer breederApril–July
KentuckyWinter visitor—
LouisianaWinter visitor—
ManitobaSummer breederMay–July
MichiganSummer breederApril–July
MinnesotaSummer breederMay–July
MississippiWinter visitor—
MissouriSummer breederApril–July
MontanaYear-round residentMay–July
NebraskaSummer breederApril–July
NevadaYear-round residentApril–July
New MexicoYear-round residentApril–July
North CarolinaWinter visitor—
North DakotaSummer breederMay–July
OhioSummer breederApril–July
OklahomaSummer breederApril–July
OntarioSummer breederMay–July
OregonYear-round residentApril–July
SaskatchewanSummer breederMay–July
South CarolinaWinter visitor—
South DakotaSummer breederApril–July
TennesseeWinter visitor—
TexasYear-round residentMarch–July
UtahYear-round residentApril–July
WashingtonYear-round residentApril–July
WisconsinSummer breederMay–July
WyomingYear-round residentMay–July

Frequently asked

What do Brewer's blackbirds eat?

Insects, seeds and grain taken while walking. At feeders: cracked corn, millet, mixed seed.

How big is a Brewer's Blackbird?

7.9–9.8 in long and 1.8–3 oz.

Do Brewer's blackbirds use birdhouses?

No. Bulky cup in a shrub, tree or on the ground, often in loose colonies.

Sources

  1. Brewer's Blackbird — All About Birds, Cornell Lab of Ornithology
  2. Brewer's Blackbird life history — Cornell Lab of Ornithology
  3. Brewer's Blackbird — Audubon Guide to North American Birds

Timing reflects typical patterns for the region as a whole; local dates vary with elevation and year. Check the linked eBird bar charts for your county.