Species list: trumpeter swan, Canada goose, mallard, bufflehead, killdeer, ring-billed gull, rock pigeon, belted kingfisher, northern flicker, hairy woodpecker, downy woodpecker, eastern kingbird, tree swallow, bank swallow, rough-winged swallow, barn swallow, blue jay, American crow, black-capped chickadee, white-breasted nuthatch, house wren, American robin, eastern robin, European starling, yellow warbler, black-throated green warbler, yellow-rumped warbler, pine warbler, house sparrow, red-winged blackbird, baltimore oriole, common grackle, brown-headed cowbird, northern cardinal, American goldfinch, rufous-sided towee, field sparrow, white-throated sparrow, swamp sparrow, song sparrow.  (40 species)