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 ...

Cowbirds are special among songbirds for the “watery” timbre of their singing, which resembles the sound of falling droplets striking water, a quick burst followed by a fading ripple. University of ...

CHAMPAIGN, Ill. -- This is the story of three bird species and how they interact. The brown-headed cowbird plays the role of outlaw: It lays its eggs in other birds' nests and lets them raise its ...

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 ...