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Bird Observations

			Date Range: May, 1900-2024

Big Dry Creek & Willow Run Open Space (Broomfield)

Updated ~29 hr(s) ago.

103 species (+6 other taxa)	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Canada Goose
Wood Duck
Blue-winged Teal
Cinnamon Teal
Gadwall
Mallard
Green-winged Teal
Pied-billed Grebe
Rock Pigeon
Eurasian Collared-Dove
African Collared-Dove
Mourning Dove
Black-chinned Hummingbird
Broad-tailed Hummingbird
Virginia Rail
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
American Coot
American Avocet
Killdeer
Long-billed Dowitcher
Spotted Sandpiper
Solitary Sandpiper
Lesser Yellowlegs
Willet
Double-crested Cormorant
American White Pelican
Black-crowned Night Heron
Snowy Egret
Green Heron
Great Egret
Great Blue Heron
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Turkey Vulture
Cooper's Hawk
Bald Eagle
Swainson's Hawk
Red-tailed Hawk
Great Horned Owl
Belted Kingfisher
Downy Woodpecker
Downy/Hairy Woodpecker
Northern Flicker
American Kestrel
Western Wood-Pewee
Willow Flycatcher
Least Flycatcher
Dusky Flycatcher
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Empidonax sp.
Say's Phoebe
Western Kingbird
Eastern Kingbird
new world flycatcher sp.
Blue Jay
Black-billed Magpie
American Crow
Black-capped Chickadee
Bank Swallow
Tree Swallow
Violet-green Swallow
Northern Rough-winged Swallow
Barn Swallow
Cliff Swallow
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Bushtit
Blue-gray Gnatcatcher
House Wren
European Starling
Gray Catbird
Northern Mockingbird
Swainson's Thrush
American Robin
Cedar Waxwing
House Sparrow
House Finch
Pine Siskin
Lesser Goldfinch
American Goldfinch
Chipping Sparrow
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Clay-colored Sparrow
Field Sparrow
Brewer's Sparrow
Lark Sparrow
White-crowned Sparrow
Vesper Sparrow
Savannah Sparrow
Song Sparrow
Lincoln's Sparrow
Green-tailed Towhee
Spotted Towhee
new world sparrow sp.
Yellow-breasted Chat
Yellow-headed Blackbird
Western Meadowlark
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Orchard Oriole
Bullock's Oriole
Red-winged Blackbird
Brown-headed Cowbird
Brewer's Blackbird
Common Grackle
Great-tailed Grackle
Northern Waterthrush
Orange-crowned Warbler
Common Yellowthroat
Yellow Warbler
Blackpoll Warbler
Yellow-rumped Warbler
Black-throated Gray Warbler
new world warbler sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Western Tanager
Blue Grosbeak
Lazuli Bunting
passerine sp.

KEY:| = insufficient data | = rare to widespread

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