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Bird Observations

Date Range:
Jan-Dec, 1900-2022

Costilla

Updated ~25 hr(s) ago.

252 species (+58 other taxa) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Snow Goose
Ross's Goose
Snow/Ross's Goose
Greater White-fronted Goose
Cackling Goose
Canada Goose
Cackling/Canada Goose
Tundra Swan
Wood Duck
Blue-winged Teal
Cinnamon Teal
Blue-winged/Cinnamon Teal
Northern Shoveler
Blue-winged Teal x Northern Shoveler (hybrid)
Gadwall
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
American Wigeon
Mallard
Mexican Duck
Mallard x Mexican Duck (hybrid)
Mallard/Mexican Duck
Northern Pintail
Green-winged Teal
teal sp.
dabbling duck sp.
Canvasback
Redhead
Ring-necked Duck
Greater Scaup
Ring-necked Duck x Greater Scaup (hybrid)
Lesser Scaup
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Greater/Lesser Scaup
Aythya sp.
Surf Scoter
White-winged Scoter
Bufflehead
Common Goldeneye
Barrow's Goldeneye
Common/Barrow's Goldeneye
Hooded Merganser
Common Merganser
Red-breasted Merganser
Ruddy Duck
duck sp.
Wild Turkey
Dusky Grouse
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
White-tailed Ptarmigan
Pied-billed Grebe
Horned Grebe
Eared Grebe
Horned/Eared Grebe
Western Grebe
Clark's Grebe
Western x Clark's Grebe (hybrid)
Western/Clark's Grebe
grebe sp.
Rock Pigeon
Band-tailed Pigeon
Eurasian Collared-Dove
White-winged Dove
Mourning Dove
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Common Nighthawk
nighthawk sp.
Common Poorwill
White-throated Swift
Black-chinned Hummingbird
Calliope Hummingbird
Rufous Hummingbird
Broad-tailed Hummingbird
Selasphorus sp.
hummingbird sp.
Virginia Rail
Sora
American Coot
Sandhill Crane
Black-necked Stilt
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
American Avocet
Black-bellied Plover
Snowy Plover
Semipalmated Plover
Killdeer
Mountain Plover
Upland Sandpiper
Long-billed Curlew
Marbled Godwit
Stilt Sandpiper
Sanderling
Baird's Sandpiper
Least Sandpiper
White-rumped Sandpiper
Pectoral Sandpiper
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Semipalmated Sandpiper
Western Sandpiper
Semipalmated/Western Sandpiper
peep sp.
Long-billed Dowitcher
Wilson's Snipe
Wilson's Phalarope
Red-necked Phalarope
Spotted Sandpiper
Solitary Sandpiper
Greater Yellowlegs
Willet
Lesser Yellowlegs
Greater/Lesser Yellowlegs
shorebird sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sabine's Gull
Bonaparte's Gull
Franklin's Gull
Ring-billed Gull
Western Gull
California Gull
Herring Gull
Larus sp.
gull sp.
Caspian Tern
Black Tern
Forster's Tern
Common Loon
Double-crested Cormorant
American White Pelican
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Great Blue Heron
Great Egret
Snowy Egret
Black-crowned Night-Heron
Glossy Ibis
White-faced Ibis
Glossy x White-faced Ibis (hybrid)
Glossy/White-faced Ibis
Turkey Vulture
Osprey
Golden Eagle
Northern Harrier
Sharp-shinned Hawk
Cooper's Hawk
Sharp-shinned/Cooper's Hawk
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Northern Goshawk
Accipiter sp.
Bald Eagle
Harris's Hawk
Swainson's Hawk
Red-tailed Hawk
Rough-legged Hawk
Ferruginous Hawk
Buteo sp.
hawk sp.
eagle sp.
Great Horned Owl
Burrowing Owl
Long-eared Owl
Short-eared Owl
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Belted Kingfisher
Williamson's Sapsucker
Red-naped Sapsucker
sapsucker sp.
Lewis's Woodpecker
Acorn Woodpecker
American Three-toed Woodpecker
Downy Woodpecker
Hairy Woodpecker
Northern Flicker
woodpecker sp.
American Kestrel
Merlin
Peregrine Falcon
Prairie Falcon
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
diurnal raptor sp.
Olive-sided Flycatcher
Western Wood-Pewee
Willow Flycatcher
Alder/Willow Flycatcher (Traill's Flycatcher)
Hammond's Flycatcher
Gray Flycatcher
Dusky Flycatcher
Gray/Dusky Flycatcher
Cordilleran Flycatcher
Empidonax sp.
Black Phoebe
Say's Phoebe
Ash-throated Flycatcher
Cassin's Kingbird
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Western Kingbird
Cassin's/Western Kingbird
Eastern Kingbird
Cassin's Vireo
Plumbeous Vireo
Cassin's/Plumbeous Vireo
Warbling Vireo
Loggerhead Shrike
Northern Shrike
Loggerhead/Northern Shrike
Canada Jay
Pinyon Jay
Steller's Jay
Woodhouse's Scrub-Jay
jay sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Black-billed Magpie
Clark's Nutcracker
American Crow
Common Raven
raven sp.
crow/raven sp.
Black-capped Chickadee
Mountain Chickadee
chickadee sp.
Juniper Titmouse
Horned Lark
Northern Rough-winged Swallow
Tree Swallow
Violet-green Swallow
Bank Swallow
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Barn Swallow
Cliff Swallow
swallow sp.
Bushtit
Ruby-crowned Kinglet
Golden-crowned Kinglet
Red-breasted Nuthatch
White-breasted Nuthatch
Pygmy Nuthatch
Brown Creeper
Blue-gray Gnatcatcher
Rock Wren
Canyon Wren
House Wren
Marsh Wren
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Bewick's Wren
American Dipper
European Starling
Gray Catbird
Brown Thrasher
Sage Thrasher
Northern Mockingbird
Western Bluebird
Mountain Bluebird
Townsend's Solitaire
Swainson's Thrush
Hermit Thrush
American Robin
Cedar Waxwing
House Sparrow
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
American Pipit
Evening Grosbeak
Pine Grosbeak
Gray-crowned Rosy-Finch
Black Rosy-Finch
Brown-capped Rosy-Finch
rosy-finch sp.
House Finch
Cassin's Finch
Haemorhous sp.
Red Crossbill
Pine Siskin
Lesser Goldfinch
American Goldfinch
finch sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Lapland Longspur
longspur sp.
Chipping Sparrow
Clay-colored Sparrow
Brewer's Sparrow
Spizella sp.
Lark Sparrow
Lark Bunting
American Tree Sparrow
Fox Sparrow
Dark-eyed Junco
White-crowned Sparrow
White-throated Sparrow
Sagebrush Sparrow
Vesper Sparrow
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Savannah Sparrow
Song Sparrow
Lincoln's Sparrow
Canyon Towhee
Green-tailed Towhee
Spotted Towhee
new world sparrow sp.
Yellow-breasted Chat
Yellow-headed Blackbird