Some consider brown-headed cowbirds to be a threat.

The observation of three brown-headed cowbirds a few days ago were the first we've ever seen in our yard. The range of these blackbird relatives has been expanding throughout North America this ...

Discover how brown-headed cowbird chicks outcompete nestmates with stronger neck muscles and unique evolutionary advantages.

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 ...

One of the most interesting topics discussed in my Ornithology class was about the “con artists” found in nature… Brood parasitism occurs when a female bird (the parasite) lays her eggs in the nest of ...

There’s much concern regarding the decline in bird populations, but are there any birds that are actually doing well locally? There certainly are, but they’re often not the birds that make people ...