How big is a Bronzed Cowbird?

The Bronzed Cowbird is a medium sized bird weighing about 63 g.

Where can you see a Bronzed Cowbird?

The Bronzed Cowbird occurs in 11 countries, including the United States, Mexico, Costa Rica, Guatemala and Belize.

What birds look similar to a Bronzed Cowbird?

The Bronzed Cowbird is most easily confused with the Giant Cowbird, the Shiny Cowbird and the Screaming Cowbird.

Is the Bronzed Cowbird endangered?

The Bronzed Cowbird is listed as Least Concern on the IUCN Red List.

Bronzed Cowbird

Molothrus aeneus

New World Blackbirds, Troupials, and Allies · Passeriformes · Common

The Bronzed Cowbird (Molothrus aeneus) is a common new world blackbirds, troupials, and alli found in 11 countries, weighing about 63 g. The bronzed cowbird, also known as the red-eyed cowbird, is a small icterid native to North America.

Least ConcernCommonEats invertebratesforest63 g

Bronzed Cowbird (Molothrus aeneus), photo 1 — Photo: Dennis Vollmar · http://creativecommons.org/licenses/by/4.0/

Bronzed Cowbird (Molothrus aeneus), photo 2 — Photo: Dennis Vollmar · http://creativecommons.org/licenses/by/4.0/

Bronzed Cowbird (Molothrus aeneus), photo 3 — Photo: Sinaloa Silvestre · http://creativecommons.org/publicdomain/zero/1.0/

Bronzed Cowbird (Molothrus aeneus), photo 4 — Photo: Sinaloa Silvestre · http://creativecommons.org/publicdomain/zero/1.0/

Bronzed Cowbird (Molothrus aeneus), photo 5 — Photo: datadan · http://creativecommons.org/licenses/by/4.0/

Bronzed Cowbird (Molothrus aeneus), photo 6 — Photo: tomas_kay · http://creativecommons.org/licenses/by/4.0/

Bronzed Cowbird (Molothrus aeneus), photo 7 — Photo: tomas_kay · http://creativecommons.org/licenses/by/4.0/

Bronzed Cowbird (Molothrus aeneus), photo 8 — Photo: SearchNet Media from Tucson, Arizona, USA · CC BY 2.0

Bronzed Cowbird (Molothrus aeneus), photo 9 — Photo: SearchNet Media from Tucson, Arizona, USA · CC BY 2.0

Bronzed Cowbird (Molothrus aeneus), photo 10 — Photo: lwolfartist · CC BY 2.0

About the Bronzed Cowbird

The bronzed cowbird, also known as the red-eyed cowbird, is a small icterid native to North America.

Text adapted from Wikipedia, licensed CC BY-SA 4.0.

How to identify it

The male bronzed cowbird is 20 cm (7.9 in) long and weighs 68 g (2.4 oz), with green-bronze, gloss-black plumage. His eyes are red in breeding season and brown otherwise. The female is 18.5 cm (7.3 in) long and weighs 56 g (2.0 oz). She is a dull black with a brown underbelly, and has brown eyes. Young birds have coloring similar to the females, with the exception of grey feather fringes.

Where it lives

United States Mexico Costa Rica Guatemala Belize Honduras Panama El Salvador Nicaragua Colombia

Recorded as a rare visitor in Canada.

When to see it

Best months: January, February, March, April, May, June, July, August, October, November, December, with peak activity in May. It is a resident species across most of its range.

Easily confused with

Quick questions

How do you identify a Bronzed Cowbird?: The male bronzed cowbird is 20 cm (7.9 in) long and weighs 68 g (2.4 oz), with green-bronze, gloss-black plumage. Full identification notes are on this page.
How big is a Bronzed Cowbird?: The Bronzed Cowbird is a medium sized bird weighing about 63 g.
Where can you see a Bronzed Cowbird?: The Bronzed Cowbird occurs in 11 countries, including the United States, Mexico, Costa Rica, Guatemala and Belize.
What birds look similar to a Bronzed Cowbird?: The Bronzed Cowbird is most easily confused with the Giant Cowbird, the Shiny Cowbird and the Screaming Cowbird.
Is the Bronzed Cowbird endangered?: The Bronzed Cowbird is listed as Least Concern on the IUCN Red List.

Learn the Bronzed Cowbird for real

BeakBrain drills you on photos and calls until you can greet this bird by name in the field. Free to play, on any device.

Play BeakBrain

Every photo and recording on this page is credited to its author under the licence shown. Spotted a problem with this page, or have a better photo? Contribute.