Setting up backyard bird feeders and birdbaths is an easy way to enjoy birdwatching in your yard while supporting local bird populations. However, food and water supplies may also attract birds you ...

Female brown-headed cowbird (Molothrus ater) singing at Jamaica Bay Wildlife Refuge near New York City. (Credit: Rhododendrites / CC BY-SA 4.0) Brown-headed cowbirds, Molothrus ater, are fascinating ...

Q. Do brown-headed cowbirds pick the nest of another bird to lay eggs in based on which kind of bird raised them as a ...

The brown-headed cowbird (Molothrus ater) in North America is an obligate or generalist brood parasite of over 200 songbirds. Numerous studies show reproductive losses for individual host species (e.g ...

This data set concerns the possible effects of brood parasitism on the species composition of a songbird community. Your instructor will give you directions about using this file to make figures ...

Nature has so many different ways to accomplish just one task – reproduction. At this time of year, it seems that everywhere I look I see baby birds. It’s a blizzard of baby birds being fed by their ...

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 ...

Cowbird is a new platform for sharing stories online. Wait, wait! Don’t click away. While it’s true that there are already plenty of other platforms for posting pictures and text to the Internet, the ...

“One of the penalties of an ecological education,” the conservationist Aldo Leopold once wrote, “is that one lives alone in a world of wounds.” This is true for the students of prehistory as much as ...

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, ...