Examples from the Web for cowbird
The black-throated green warbler is seldom bothered by the cowbird, although mentioned by several writers as imposed upon.
One of these is called the Argentine cowbird (Molothrus bonariensis).Our Bird Comrades|Leander S. (Leander Sylvester) Keyser
The cowbird had probably been surprised in the act of violating the nest, and the wrens were giving her a piece of their minds.Bird Stories from Burroughs|John Burroughs
We then went off a short distance and watched developments, and to our surprise the little male bunting fed the cowbird first.Trails and Tramps in Alaska and Newfoundland|William S. Thomas
The buzzard, the cuckoo, and the cowbird are the striking exceptions.Summer|Dallas Lore Sharp