Black birds with a greenish sheen and brown heads sometimes visit my yard during spring migration. These are male brown-headed cowbirds, and they often arrive in mixed flocks of red-winged blackbirds ...

YAKIMA, Wash. -- The brown-headed cowbird is bad news for other songbirds because it lays its eggs in the nest of other birds and takes no part in incubating its eggs or raising the young. This ...

The brown-headed cowbird is never going to win any parenting awards. Like the more infamous cuckoos, these birds are brood parasites that lay their eggs in other birds’ nests and let the clueless ...

Cowbird mothers abandon their eggs in the nests of other bird species, but the chicks somehow manage to find their flock and learn what they really are. By Elizabeth Preston In P.D. Eastman’s classic ...

Some consider brown-headed cowbirds to be a threat. Setting up backyard bird feeders and birdbaths is an easy way to enjoy birdwatching in your yard while supporting local bird populations. However, ...

It’s that time of year here in our neck of Pennsylvania when it’s prime nesting season for our feathered friends. Case in point: Our home in Northbrook is now surrounded by nesting birds. These ...