It is a bird with a brown head. Click on the 'Brown Headed Cowbird' link on this page to see a picture of a cowbird.
It is a bird with a brown head. Click on the 'Brown Headed Cowbird' link on this page to see a picture of a cowbird.
a bird
They lay eggs in the nests of other birds.
The northern cardinal and the brown-headed cowbird have a symbiotic relationship. The brown-headed cowbird lays its eggs in the cardinal's nest (and in the nests of other species, too, such as the yellow warbler). This harms the cardinal's chances to reproduce. It's a parasitic relationship.
Brown-headed Cowbird