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Bird Observations

			Date Range: Jan-Dec, 1900-2024

Colorado

Updated ~37 hr(s) ago.

546 species (+326 other taxa)	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Emu
Black-bellied Whistling-Duck
Bar-headed Goose
Snow Goose
Ross's Goose
Snow x Ross's Goose (hybrid)
Snow/Ross's Goose
Graylag Goose
Swan Goose
Graylag x Swan Goose (hybrid)
Greater White-fronted Goose
Snow x Greater White-fronted Goose (hybrid)
Ross's x Greater White-fronted Goose (hybrid)
Pink-footed Goose
Domestic goose sp. (Domestic type)
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Brant
Barnacle Goose
Cackling Goose
Snow x Cackling Goose (hybrid)
Ross's x Cackling Goose (hybrid)
Greater White-fronted x Cackling Goose (hybrid)
Barnacle x Cackling Goose (hybrid)
Canada Goose
Swan Goose x Canada Goose (hybrid)
Greater White-fronted x Canada Goose (hybrid)
Graylag x Canada Goose (hybrid)
Domestic goose sp. x Canada Goose (hybrid)
Snow x Canada Goose (hybrid)
Ross's x Canada Goose (hybrid)
Cackling/Canada Goose
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Snow/Ross's x Cackling/Canada Goose (hybrid)
Branta sp.
Mute Swan
Black Swan
Trumpeter Swan
Tundra Swan
Trumpeter/Tundra Swan
swan sp.
goose sp.
Ruddy Shelduck
Common Shelduck
Muscovy Duck
Wood Duck
Mandarin Duck
Baikal Teal
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Garganey
Blue-winged Teal
Cinnamon Teal
Blue-winged x Cinnamon Teal (hybrid)
Blue-winged/Cinnamon Teal
Northern Shoveler
Blue-winged Teal x Northern Shoveler (hybrid)
Cinnamon Teal x Northern Shoveler (hybrid)
Gadwall
Northern Shoveler x Gadwall (hybrid)
Eurasian Wigeon
American Wigeon
Blue-winged Teal x American Wigeon (hybrid)
Northern Shoveler x American Wigeon (hybrid)
Gadwall x American Wigeon (hybrid)
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Eurasian x American Wigeon (hybrid)
Eurasian/American Wigeon
Mallard
Muscovy Duck x Mallard (hybrid)
Northern Shoveler x Mallard (hybrid)
Gadwall x Mallard (hybrid)
American Wigeon x Mallard (hybrid)
Mexican Duck
Mallard x Mexican Duck (hybrid)
Mallard/Mexican Duck
American Black Duck
Mallard x American Black Duck (hybrid)
Mallard/American Black Duck
Mottled Duck
Mallard x Mottled Duck (hybrid)
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Mallard x Mexican/Mottled Duck (hybrid)
Mallard/Mottled Duck
Mexican/Mottled Duck
Northern Pintail
Gadwall x Northern Pintail (hybrid)
American Wigeon x Northern Pintail (hybrid)
Mallard x Northern Pintail (hybrid)
Green-winged Teal
Blue-winged x Green-winged Teal (hybrid)
Cinnamon x Green-winged Teal (hybrid)
Gadwall x Green-winged Teal (hybrid)
American Wigeon x Green-winged Teal (hybrid)
Anas sp.
teal sp.
dabbling duck sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Red-crested Pochard
Canvasback
Redhead
Canvasback x Redhead (hybrid)
Ring-necked Duck
Redhead x Ring-necked Duck (hybrid)
Tufted Duck
Ring-necked x Tufted Duck (hybrid)
Greater Scaup
Redhead x Greater Scaup (hybrid)
Ring-necked Duck x Greater Scaup (hybrid)
Lesser Scaup
Redhead x Lesser Scaup (hybrid)
Ring-necked Duck x Lesser Scaup (hybrid)
Tufted Duck x Lesser Scaup (hybrid)
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Redhead x scaup sp. (hybrid)
Ring-necked Duck x scaup sp. (hybrid)
Tufted Duck x scaup sp. (hybrid)
Greater/Lesser Scaup
Aythya sp.
Harlequin Duck
Surf Scoter
White-winged Scoter
Black Scoter
Surf/Black Scoter
scoter sp.
Long-tailed Duck
Bufflehead
Common Goldeneye
Bufflehead x Common Goldeneye (hybrid)
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Bufflehead x goldeneye sp. (hybrid)
Barrow's Goldeneye
Common x Barrow's Goldeneye (hybrid)
Common/Barrow's Goldeneye
Hooded Merganser
Bufflehead x Hooded Merganser (hybrid)
Common Goldeneye x Hooded Merganser (hybrid)
goldeneye sp. x Hooded Merganser (hybrid)
Common Merganser
Hooded x Common Merganser (hybrid)
Red-breasted Merganser
Common/Red-breasted Merganser
merganser sp.
Ruddy Duck
duck sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
waterfowl sp.
Helmeted Guineafowl
Northern Bobwhite
Scaled Quail
Northern Bobwhite x Scaled Quail (hybrid)
California Quail
Gambel's Quail
Wild Turkey
Ruffed Grouse
Greater Sage-Grouse
Gunnison Sage-Grouse
Dusky Grouse
Sharp-tailed Grouse
Greater Prairie-Chicken
Lesser Prairie-Chicken
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Greater/Lesser Prairie-Chicken
White-tailed Ptarmigan
grouse sp.
Golden Pheasant
Ring-necked Pheasant
Green Pheasant
Ring-necked/Green Pheasant
Indian Peafowl
pheasant sp.
Red Junglefowl
Chukar
Pied-billed Grebe
Horned Grebe
Red-necked Grebe
Eared Grebe
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Horned/Eared Grebe
Podiceps sp.
Western Grebe
Clark's Grebe
Western x Clark's Grebe (hybrid)
Western/Clark's Grebe
grebe sp.
Rock Pigeon
Band-tailed Pigeon
Rock/Band-tailed Pigeon
Patagioenas sp.
Eurasian Collared-Dove
African Collared-Dove
Eurasian x African Collared-Dove (hybrid)
Eurasian/African Collared-Dove
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Streptopelia sp.
Inca Dove
Common Ground Dove
Ruddy Ground Dove
White-winged Dove
Mourning Dove
Eurasian Collared-Dove x Mourning Dove (hybrid)
pigeon/dove sp.
Groove-billed Ani
Greater Roadrunner
Yellow-billed Cuckoo
Black-billed Cuckoo
Yellow-billed/Black-billed Cuckoo
cuckoo sp. (Cuculidae sp.)
Lesser Nighthawk
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Common Nighthawk
nighthawk sp.
Common Poorwill
Eastern Whip-poor-will
Mexican Whip-poor-will
Eastern/Mexican Whip-poor-will
nightjar sp.
Black Swift
Chimney Swift
Vaux's Swift
Chimney/Vaux's Swift
Chaetura sp.
White-throated Swift
large swift sp.
swift sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Mexican Violetear
Rivoli's Hummingbird
Blue-throated Mountain-gem
Ruby-throated Hummingbird
Black-chinned Hummingbird
Ruby-throated x Black-chinned Hummingbird (hybrid)
Ruby-throated/Black-chinned Hummingbird
Anna's Hummingbird
Costa's Hummingbird
Calliope Hummingbird
Rufous Hummingbird
Rufous/Allen's Hummingbird
Broad-tailed Hummingbird
Rufous x Broad-tailed Hummingbird (hybrid)
Selasphorus sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Broad-billed Hummingbird
White-eared Hummingbird
hummingbird sp.
King Rail
Virginia Rail
Rallus sp.
Sora
Common Gallinule
American Coot
Purple Gallinule
Yellow Rail
Black Rail
rail/crake sp.
Limpkin
Sandhill Crane
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Whooping Crane
crane sp.
Black-necked Stilt
American Avocet
Black-bellied Plover
American Golden-Plover
American/Pacific Golden-Plover (Lesser Golden-Plover)
golden-plover sp.
Black-bellied Plover/golden-plover sp.
Killdeer
Semipalmated Plover
Piping Plover
Mountain Plover
Snowy Plover
small plover sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
plover sp.
Upland Sandpiper
Whimbrel
Long-billed Curlew
Hudsonian Godwit
Marbled Godwit
godwit sp.
Short-billed Dowitcher
Long-billed Dowitcher
Short-billed/Long-billed Dowitcher
American Woodcock
Wilson's Snipe
Wilson's Phalarope
Red Phalarope
Red-necked Phalarope
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Red/Red-necked Phalarope
phalarope sp.
Spotted Sandpiper
Solitary Sandpiper
Lesser Yellowlegs
Willet
Greater Yellowlegs
Lesser/Greater Yellowlegs
Tringa sp.
Ruddy Turnstone
Red Knot
Ruff
Sharp-tailed Sandpiper
Curlew Sandpiper
Stilt Sandpiper
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Buff-breasted Sandpiper
Sanderling
Dunlin
Purple Sandpiper
Baird's Sandpiper
White-rumped Sandpiper
Least Sandpiper
Pectoral Sandpiper
Western Sandpiper
Semipalmated Sandpiper
Western/Semipalmated Sandpiper
peep sp.
Calidris sp.
Scolopacidae sp.
large shorebird sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
shorebird sp.
Long-tailed Jaeger
Parasitic Jaeger
Long-tailed/Parasitic Jaeger
Pomarine Jaeger
Parasitic/Pomarine Jaeger
jaeger sp.
Long-billed Murrelet
Ancient Murrelet
Little Gull
Ross's Gull
Black-legged Kittiwake
Ivory Gull
Sabine's Gull
Bonaparte's Gull
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Black-headed Gull
Laughing Gull
Franklin's Gull
Laughing/Franklin's Gull
Short-billed Gull
Ring-billed Gull
Laughing x Ring-billed Gull (hybrid)
Western Gull
Kelp Gull
Herring Gull
Great Black-backed Gull
Glaucous Gull
Herring x Glaucous Gull (hybrid)
Lesser Black-backed Gull
Herring x Lesser Black-backed Gull (hybrid)
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
California Gull
Herring x California Gull (hybrid)
Glaucous-winged Gull
Western x Glaucous-winged Gull (hybrid)
Herring x Glaucous-winged Gull (hybrid)
Glaucous x Glaucous-winged Gull (hybrid)
Herring/Glaucous-winged Gull
Slaty-backed Gull
Iceland Gull
Herring/Iceland Gull
white-winged gull sp.
Larus sp.
gull sp.
Black Skimmer
Sooty Tern
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Least Tern
Caspian Tern
Black Tern
Forster's Tern
Arctic Tern
Common Tern
Forster's/Common Tern
Common/Arctic Tern
Sterna sp.
Sandwich Tern
Royal Tern
large tern sp.
tern sp.
gull/tern sp.
Red-throated Loon
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Arctic Loon
Pacific Loon
Arctic/Pacific Loon
Common Loon
Yellow-billed Loon
Common/Yellow-billed Loon
loon sp.
Magnificent Frigatebird
Brown Booby
Anhinga
Double-crested Cormorant
Neotropic Cormorant
Double-crested x Neotropic Cormorant (hybrid)
Double-crested/Neotropic Cormorant
cormorant sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
American White Pelican
Brown Pelican
American Bittern
Least Bittern
Yellow-crowned Night Heron
Black-crowned Night Heron
Yellow-crowned/Black-crowned Night Heron
Little Blue Heron
Tricolored Heron
Reddish Egret
Snowy Egret
Green Heron
Western Cattle Egret
Great Egret
Great Blue Heron
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
heron sp.
white egret sp.
White Ibis
Glossy Ibis
White-faced Ibis
Glossy x White-faced Ibis (hybrid)
Glossy/White-faced Ibis
ibis sp.
Roseate Spoonbill
Black Vulture
Turkey Vulture
Osprey
White-tailed Kite
Swallow-tailed Kite
Golden Eagle
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Mississippi Kite
Northern Harrier
Hen/Northern Harrier
Sharp-shinned Hawk
Cooper's Hawk
Sharp-shinned/Cooper's Hawk
American Goshawk
Cooper's Hawk/American Goshawk
Accipiter sp.
Bald Eagle
Golden/Bald Eagle
Common Black Hawk
Harris's Hawk
Variable Hawk
Red-shouldered Hawk
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Broad-winged Hawk
Swainson's Hawk
Zone-tailed Hawk
Red-tailed Hawk
Rough-legged Hawk
Ferruginous Hawk
Red-tailed x Ferruginous Hawk (hybrid)
Buteo sp.
Buteo/eagle sp.
hawk sp.
eagle sp.
Barn Owl
Flammulated Owl
Western Screech-Owl
Eastern Screech-Owl
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Western x Eastern Screech-Owl (hybrid)
screech-owl sp.
Snowy Owl
Great Horned Owl
Northern Pygmy-Owl
Burrowing Owl
Spotted Owl
Barred Owl
Long-eared Owl
Short-eared Owl
Long-eared/Short-eared Owl
Boreal Owl
Northern Saw-whet Owl
Boreal/Northern Saw-whet Owl
owl sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Belted Kingfisher
Williamson's Sapsucker
Yellow-bellied Sapsucker
Red-naped Sapsucker
Yellow-bellied x Red-naped Sapsucker (hybrid)
Yellow-bellied/Red-naped Sapsucker
Red-breasted Sapsucker
Yellow-bellied x Red-breasted Sapsucker (hybrid)
Red-naped x Red-breasted Sapsucker (hybrid)
Red-naped/Red-breasted Sapsucker
sapsucker sp.
Lewis's Woodpecker
Red-headed Woodpecker
Acorn Woodpecker
Red-bellied Woodpecker
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
American Three-toed Woodpecker
Downy Woodpecker
Ladder-backed Woodpecker
Downy x Ladder-backed Woodpecker (hybrid)
Downy/Ladder-backed Woodpecker
Hairy Woodpecker
Downy x Hairy Woodpecker (hybrid)
Downy/Hairy Woodpecker
Dryobates sp.
Northern Flicker
Northern/Gilded Flicker
woodpecker sp.
Crested Caracara
American Kestrel
Merlin
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Gyrfalcon
Peregrine Falcon
Prairie Falcon
large falcon sp.
small falcon sp.
falcon sp.
diurnal raptor sp.
Cockatiel
Rose-ringed Parakeet
Budgerigar
Monk Parakeet
Red-crowned Parrot
parakeet sp.
Olive-sided Flycatcher
Western Wood-Pewee
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Eastern Wood-Pewee
Western x Eastern Wood-Pewee (hybrid)
Western/Eastern Wood-Pewee
pewee sp. (Contopus sp.)
Yellow-bellied Flycatcher
Acadian Flycatcher
Alder Flycatcher
Willow Flycatcher
Alder/Willow Flycatcher (Traill's Flycatcher)
Least Flycatcher
Hammond's Flycatcher
Gray Flycatcher
Dusky Flycatcher
Hammond's/Dusky Flycatcher
Gray/Dusky Flycatcher
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Western Flycatcher
Buff-breasted Flycatcher
Empidonax sp.
Black Phoebe
Eastern Phoebe
Black x Eastern Phoebe (hybrid)
Say's Phoebe
Black x Say's Phoebe (hybrid)
phoebe sp.
Vermilion Flycatcher
Ash-throated Flycatcher
Great Crested Flycatcher
Brown-crested Flycatcher
Myiarchus sp.
Great Kiskadee
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Sulphur-bellied Flycatcher
Tropical Kingbird
Couch's Kingbird
Cassin's Kingbird
Thick-billed Kingbird
Western Kingbird
Cassin's/Western Kingbird
yellow-bellied kingbird sp.
Eastern Kingbird
Western x Eastern Kingbird (hybrid)
Scissor-tailed Flycatcher
Fork-tailed Flycatcher
Tyrannus sp.
new world flycatcher sp.
White-eyed Vireo
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Bell's Vireo
Gray Vireo
Yellow-throated Vireo
Cassin's Vireo
Blue-headed Vireo
Cassin's/Blue-headed Vireo
Plumbeous Vireo
Cassin's/Plumbeous Vireo
solitary vireo sp.
Philadelphia Vireo
Warbling Vireo
Philadelphia/Warbling Vireo
Red-eyed Vireo
Warbling x Red-eyed Vireo (hybrid)
Philadelphia/Red-eyed Vireo
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Yellow-green Vireo
vireo sp.
Loggerhead Shrike
Northern Shrike
Loggerhead/Northern Shrike
Northern/Great Gray Shrike
shrike sp.
Canada Jay
Pinyon Jay
Steller's Jay
Blue Jay
Steller's x Blue Jay (hybrid)
Woodhouse's Scrub-Jay
Steller's Jay x Woodhouse's Scrub-Jay (hybrid)
California/Woodhouse's Scrub-Jay
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
jay sp.
Black-billed Magpie
Clark's Nutcracker
American Crow
Chihuahuan Raven
crow sp.
Common Raven
raven sp.
crow/raven sp.
Black-capped Chickadee
Mountain Chickadee
Black-capped x Mountain Chickadee (hybrid)
Black-capped/Mountain Chickadee
chickadee sp.
Juniper Titmouse
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
parid sp.
Horned Lark
Bank Swallow
Tree Swallow
Violet-green Swallow
Tree/Violet-green Swallow
Tachycineta sp.
Purple Martin
Northern Rough-winged Swallow
Barn Swallow
Cliff Swallow
Barn x Cliff Swallow (hybrid)
Cave Swallow
Cliff/Cave Swallow
swallow sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Bushtit
Ruby-crowned Kinglet
Golden-crowned Kinglet
Ruby-crowned/Golden-crowned Kinglet
White-breasted Nuthatch
Pygmy Nuthatch
Red-breasted Nuthatch
nuthatch sp.
Brown Creeper
Blue-gray Gnatcatcher
Rock Wren
Canyon Wren
House Wren
Pacific Wren
Winter Wren
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Pacific/Winter Wren
Sedge Wren
Marsh Wren
Sedge/Marsh Wren
Carolina Wren
Bewick's Wren
Cactus Wren
wren sp.
American Dipper
European Starling
Common Myna
Gray Catbird
Curve-billed Thrasher
Brown Thrasher
Long-billed Thrasher
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Brown/Long-billed Thrasher
Bendire's Thrasher
Curve-billed/Bendire's Thrasher
Toxostoma sp.
Sage Thrasher
Northern Mockingbird
mimid sp.
Eastern Bluebird
Western Bluebird
Mountain Bluebird
bluebird sp.
Townsend's Solitaire
Varied Thrush
Veery
Gray-cheeked Thrush
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Swainson's Thrush
Hermit Thrush
Catharus sp.
Wood Thrush
American Robin
Rufous-backed Robin
thrush sp.
Bohemian Waxwing
Cedar Waxwing
Bohemian/Cedar Waxwing
Phainopepla
Northern Red Bishop
Zebra Finch
Scaly-breasted Munia
House Sparrow
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
American Pipit
Sprague's Pipit
pipit sp.
Brambling
Evening Grosbeak
Pine Grosbeak
Gray-crowned Rosy-Finch
Black Rosy-Finch
Brown-capped Rosy-Finch
rosy-finch sp.
House Finch
Purple Finch
House/Purple Finch
Cassin's Finch
Purple/Cassin's Finch
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Haemorhous sp.
Common Redpoll
Hoary Redpoll
Common/Hoary Redpoll
Red Crossbill
Cassia Crossbill
Red/Cassia Crossbill
White-winged Crossbill
crossbill sp.
European Goldfinch
Island Canary
Pine Siskin
Lesser Goldfinch
Lawrence's Goldfinch
American Goldfinch
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
new world goldfinch sp.
Spinus sp.
finch sp.
Lapland Longspur
Chestnut-collared Longspur
Smith's Longspur
Thick-billed Longspur
longspur sp.
Snow Bunting
Cassin's Sparrow
Grasshopper Sparrow
Chipping Sparrow
Clay-colored Sparrow
Chipping x Clay-colored Sparrow (hybrid)
Black-chinned Sparrow
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Field Sparrow
Chipping x Field Sparrow (hybrid)
Brewer's Sparrow
Clay-colored x Brewer's Sparrow (hybrid)
Spizella sp.
Black-throated Sparrow
Lark Sparrow
Lark Bunting
American Tree Sparrow
Spizella sp./American Tree Sparrow
Fox Sparrow
Dark-eyed Junco
Rufous-collared Sparrow
White-crowned Sparrow
Golden-crowned Sparrow
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
White-crowned x Golden-crowned Sparrow (hybrid)
Harris's Sparrow
White-throated Sparrow
White-crowned/White-throated Sparrow
Zonotrichia sp.
Sagebrush Sparrow
Sagebrush/Bell's Sparrow (Sage Sparrow)
Vesper Sparrow
LeConte's Sparrow
Nelson's Sparrow
Ammospiza sp.
Savannah Sparrow
Baird's Sparrow
Grasshopper/Baird's Sparrow
Henslow's Sparrow
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Song Sparrow
Lincoln's Sparrow
Swamp Sparrow
Lincoln's/Swamp Sparrow
Canyon Towhee
Rufous-crowned Sparrow
Green-tailed Towhee
Spotted Towhee
Canyon x Spotted Towhee (hybrid)
Green-tailed x Spotted Towhee (hybrid)
Eastern Towhee
Spotted x Eastern Towhee (hybrid)
Spotted/Eastern Towhee (Rufous-sided Towhee)
towhee sp.
new world sparrow sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Yellow-breasted Chat
Yellow-headed Blackbird
Bobolink
Western Meadowlark
Eastern Meadowlark
Western x Eastern Meadowlark (hybrid)
Western/Eastern Meadowlark
Chihuahuan Meadowlark
Western x Chihuahuan Meadowlark (hybrid)
Western/Chihuahuan Meadowlark
Eastern/Chihuahuan Meadowlark
Sturnella meadowlark sp.
Orchard Oriole
Hooded Oriole
Streak-backed Oriole
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Bullock's Oriole
Baltimore Oriole
Bullock's x Baltimore Oriole (hybrid)
Bullock's/Baltimore Oriole
Scott's Oriole
new world oriole sp.
Red-winged Blackbird
Red-winged/Tricolored Blackbird
Bronzed Cowbird
Brown-headed Cowbird
Bronzed/Brown-headed Cowbird
Rusty Blackbird
Brewer's Blackbird
Rusty/Brewer's Blackbird
Common Grackle
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Great-tailed Grackle
grackle sp.
blackbird sp.
Ovenbird
Worm-eating Warbler
Louisiana Waterthrush
Northern Waterthrush
Louisiana/Northern Waterthrush
Golden-winged Warbler
Blue-winged Warbler
Golden-winged x Blue-winged Warbler (hybrid)
Brewster's Warbler (hybrid)
Golden-winged/Blue-winged Warbler
Black-and-white Warbler
Prothonotary Warbler
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Swainson's Warbler
Tennessee Warbler
Orange-crowned Warbler
Lucy's Warbler
Nashville Warbler
Virginia's Warbler
Leiothlypis sp.
Connecticut Warbler
MacGillivray's Warbler
Mourning Warbler
MacGillivray's x Mourning Warbler (hybrid)
MacGillivray's/Mourning Warbler
Kentucky Warbler
Common Yellowthroat
Hooded Warbler
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
American Redstart
Cape May Warbler
Cerulean Warbler
Northern Parula
Tropical Parula
Magnolia Warbler
Bay-breasted Warbler
Blackburnian Warbler
Yellow Warbler
Hooded x Yellow Warbler (hybrid)
Chestnut-sided Warbler
Blackpoll Warbler
Black-throated Blue Warbler
Palm Warbler
Pine Warbler
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Yellow-rumped Warbler
Yellow-throated Warbler
Prairie Warbler
Grace's Warbler
Yellow-rumped x Grace's Warbler (hybrid)
Black-throated Gray Warbler
Townsend's Warbler
Yellow-rumped x Townsend's Warbler (hybrid)
Hermit Warbler
Townsend's x Hermit Warbler (hybrid)
Black-throated Green Warbler
Townsend's x Black-throated Green Warbler (hybrid)
Setophaga sp.
Golden-crowned Warbler
Canada Warbler
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Wilson's Warbler
Red-faced Warbler
Painted Redstart
new world warbler sp.
Hepatic Tanager
Summer Tanager
Hepatic/Summer Tanager
Scarlet Tanager
Summer/Scarlet Tanager
Western Tanager
tanager sp. (Piranga sp.)
Northern Cardinal
Pyrrhuloxia
Northern Cardinal/Pyrrhuloxia
Yellow Grosbeak
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Rose-breasted Grosbeak
Black-headed Grosbeak
Rose-breasted x Black-headed Grosbeak (hybrid)
Rose-breasted/Black-headed Grosbeak
Pheucticus sp.
Blue Grosbeak
Lazuli Bunting
Indigo Bunting
Lazuli x Indigo Bunting (hybrid)
Lazuli/Indigo Bunting
Varied Bunting
Painted Bunting
Passerina sp.
Dickcissel
Sporophila sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
passerine sp.
bird sp.

KEY:| = insufficient data | = rare to widespread

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