A checklist of birds that you may find in Frick Park, P.A. developed by the Three Rivers Birding Club of Pittsburgh.
The Brown-headed Cowbird (Molothrus ater) is a small brood parasitic icterid of temperate to subtropical North America. They are permanent residents in the southern parts of their range; northern birds migrate to the southern United States and Mexico in winter, returning to their summer habitat around March or April.