The common brown-headed cowbird is the most widespread brood parasite in North America. Poly­typic. Length 7.5". A smallish, compact and stocky blackbird with a short and thick-based bill ...

Brown-headed Cowbirds (Molothrus ater) are brood parasites that lay their eggs in the nests of host species. Cowbird chicks typically grow up in mixed broods consisting of one or more cowbird chicks ...

For example, Molothrus badius doesn't make nests and M. ater - the brown-headed cowbird studied here - does not even pair up, defend territory, and take care of its young. The Brown-headed cowbird is ...

The Artstor website will be retired on Aug 1st. Human-Wildlife Interactions Vol. 14, No. 3, Winter 2020 Management of the brown-headed cowbird: ... Management of the brown-headed cowbird: implications ...

Brood parasite, lays eggs in other birds’ nests. A female cowbird may lay as many as 40 eggs during the nesting season. Eggs are white with brown spots and are usually larger than host eggs. Female ...

That said, food and water supplies may also attract birds you don’t want, like the cowbird. Brown-headed cowbirds, commonly ...