Learn how to recognize northern cardinal eggs. Cowbirds Lay Eggs in Other Birds' Nests Female brown-headed cowbirds deposit their eggs in other birds' nests. Cowbird eggs have been found in nests ...

The complexity of nature is sometimes hard to understand and even harder to justify or feel good about, especially when seen through the human lens. I was reminded of this the other day while ...

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 ...

The female cardinal was dive bombing the squirrel ... birds and sneaks in and lays her eggs in other birds’ nests. Often the cowbird egg is larger than the host bird eggs and incubates quicker.