Final tally: 50 birds Canada goose Mallard Blue winged teal Pied billed grebe Western grebe White pelican Double crested cormorant Great blue heron Great egret Snowy egret Green heron Black crowned night heron Turkey vulture Osprey Northern harrier Swainson’s hawk Red tailed hawk American kestrel Killdeer Spotted sandpiper Ring billed gull Eurasian collared dove Mourning dove Great horned owl Black chinned hummingbird Belted kingfisher Northern flicker Western wood pewee Western kingbird Eastern kingbird Black billed magpie Horned lark Northern rough winged swallow Bank swallow Cliff swallow Barn swallow American robin European starling Yellow warbler Common yellowthroat Red winged blackbird Western meadowlark Yellow headed blackbird Common grackle Brown headed cowbird Orchard oriole Bullock’s oriole House finch American goldfinch House sparrow