Aleutian Tern
Aleutian Tern
Allen's Hummingbird male
Allen's Hummingbird male
American Avocet
American Coot dorsal wing
American Coot dorsal wing
American Coot ventral wing
American Coot ventral wing
American Kestrel
American Kestrel
American Kestrel kiting
American Kestrel kiting
American Oystercatcher in flight, dorsal wing--6560
American Oystercatcher, dorsal wing--6560
American Pipit in flight winter
American Pipit, winter
American White Pelican non-breeding in flight --2476
American White Pelican, non-breeding--2476
American Wigeon
American Wigeon pair over marsh
American Wigeon pair over marsh
Anhinga
Anna's Hummingbird
Arctic Tern
Arctic Warbler
Ash-throated Flycatcher
Ash-throated Flycatcher
Bald Eagle
Bald Eagle dorsal flight
Bald Eagle dorsal flight
Barn Owl male
Barn Owl male
Barn Owl female sunset flight--6746
Barn Owl female--6746
Belcher's Gull adult in flight--6699
Belcher's Gull adult--6699
Belted Kingfisher male
Belted Kingfisher male
Belted Kingfisher female
Belted Kingfisher female
Berylline Hummingbird
Black-hooded Parakeet
Black-hooded Parakeet
Black Phoebe
Black Skimmer
Black Vulture
Black-bellied Whistling-Duck
Black-billed Magpie
Black-billed Magpie
Black-crowned Night-Heron dorsal wing
Black-crowned Night-Heron dorsal wing
Black-crowned Night-Heron ventral wing--7103
Black-crowned Night-Heron ventral wing--7103
Black-legged Kittiwake
Black-legged Kittiwake
Black-necked Stilt
Black-throated Sparrow downstroke--7695
Black-throated Sparrow downstroke--7695
"Blue" Goose
Blue Jay--1025
Blue Jay--1025
Blue Jay--0736
Blue Jay--0736
Blue-gray Gnatcatcher male in flight--2992
Blue-gray Gnatcatcher--2992
Blue-winged Teal
Brewer's Blackbird female in flight with food items--3805
Brewer's Blackbird female with food items--3805
Broad-billed Hummingbird
Broad-winged Hawk adult in flight #2
Broad-winged Hawk
Brown Booby
Brown Pelican
Brown Pelican
Brown-crested Flycatcher in flight--4081
Brown-crested Flycatcher--4081
Bullock's Oriole
Bullock's Oriole
Burrowing Owl
Burrowing Owl
Bushtit female in flight--2554
Bushtit
Cactus Wren and Saguaro
Cactus Wren
Cactus Wren and Saguaro
Cactus Wren and Saguaro
California Condor
California Condor
California Condor wall shadow
California Condor wall shadow
Calliope Hummingbird
Canada Goose
Canada Geese banking--8517
Canada Geese banking--8517
Caspian Tern
Cassin's Kingbird harassing Zone-tailed Hawk
Cassin's Kingbird harassing Zone-tailed Hawk
Cassin's Sparrow
Cattle Egret
Cattle Egret
Cinnamon Teal male in flight--8048
Cinnamon Teal male--8048
Clay-colored Thrush
Cliff Swallow
Common Black Hawk
Common Eider
Common Mergansers
Common Mergansers
Common Murres in flight--5781
Common Murres--5781
Common Ravens
Cooper's Hawk adult--6905
Cooper's Hawk adult--6905
Cooper's Hawk immature--6874
Cooper's Hawk immature--6874
Costa's Hummingbird head shot--9854
Costa's Hummingbird head shot--9854
Costa's Hummingbird
Crested Caracara adult
Crested Caracara adult
Crested Caracara juvenile
Crested Caracara juvenile
Curve-billed Thrasher
Curve-billed Thrasher
Curve-billed Thrasher ventral
Curve-billed Thrasher ventral
Double-crested Cormorant breeding plumage in flight--8439
Double-crested Cormorant, breeding plumage--8439
Double-crested Cormorant breeding plumage in flight--8442
Double-crested Cormorant, breeding plumage--8442
Eastern Meadowlark
Elegant Tern
Eurasian Collared-Dove in flight dorsal wing--7601
Eurasian Collared-Dove dorsal wing--7601
European Starling
European Starling with Fan Palm berry--7049
European Starling with Fan Palm berry
Ferruginous Hawk
Ferruginous Hawk dark morph adult--2976
Ferruginous Hawk dark morph adult--2976
Fork-tailed Storm-Petrel
Forster's Tern
Gambel's Quail male in flight--0110
Gambel's Quail
Gila Woodpecker male in flight--7669
Gila Woodpecker male ventral wing--7669
Gila Woodpecker male dropping from gray skies--7658
Gila Woodpecker male dorsal wing--7658
Gilded Flicker male
Gilded Flicker male
Gilded Flicker female
Gilded Flicker female
Glossy Ibis
Golden Eagle
Gray Hawk
Gray Hawk adult in flight dorsal view
Gray Hawk adult dorsal view
Great Blue Heron upstroke--8057
Great Blue Heron upstroke--8057
Great Blue Heron downstroke--8518
Great Blue Heron downstroke--8518
Great Egret
Great Frigatebird
Great Horned Owl
Great Kiskadee
Great-tailed Grackle male
Great-tailed Grackle male
Great-tailed Grackle female
Great-tailed Grackle female
Greater Prairie Chicken
Greater Roadrunner
Greater Roadrunner
Greater Roadrunner flight silhouette--9360
Greater Roadrunner flight silhouette--9360
Greater Scaup
Greater Yellowlegs in flight upstroke--0925
Greater Yellowlegs in flight upstroke--0925
Greater Yellowlegs in flight downstroke-0927
Greater Yellowlegs in flight downstroke-0927
Green-Heron--8155
Green Heron--8155
Green Heron
Green Jay
Harlequin Duck
Harris's Hawk
Harris's Hawk adult male in flight underwing
Harris's Hawk adult male underwing
Hermit Thrush
Hooded Merganser
Hooded Oriole male in flight #2--3977
Hooded Oriole male--3977
Hooded Oriole male in flight--3487
Hooded Oriole male--3487
Hook-billed Kite
House Finch male breeding plumage--8164
House Finch male breeding plumage--8164
House Finch
House Finch
Kelp Gull in flight
Kelp Gull
Killdeer in flight dorsal wing--3323
Killdeer dorsal wing--3323
Killdeer in flight ventral wing--8653
Killdeer ventral wing--8653
King Eiders
Laughing Gull
Laysan Albatross
Least Bittern adult
Least Bittern adult
Least Bittern juvenile
Least Bittern juvenile
Least Sandpiper, winter in flight--7320
Least Sandpiper, winter--7320
Lesser Nighthawk
Lesser Nighthawk male dorsal view--2808
Lesser Nighthawk male dorsal view--2808
Lesser Scaup pair in flight
Lesser Scaup pair
Limpkin
Little Blue Heron
Long-billed Dowitcher
Long-eared Owl
Long-eared Owl
Long-tailed Duck
Long-tailed Jaeger
Magnificent Frigatebird
Mallards
Mallard male in flight
Mallard male
Marbled Godwit
Mew Gull
Mexican Ducks
Mexican Ducks
Mississippi Kite
Mourning Dove
Neotropic Cormorant
Northern Cardinal male
Northern Cardinal male
Northern Cardinal female
Northern Cardinal female
Northern Fulmar
Northern Harrier
Northern Hawk Owl
Northern Mockingbird
Northern Parula female in flight
Northern Parula female
Northern Pintail
Northern Pygmy-Owl with prey
Northern Pygmy-Owl with prey
Northern Rough-winged Swallow upstroke--8466
Northern Rough-winged Swallow upstroke--8466
Northern Rough-winged Swallow
Northern Rough-winged Swallows squabbling--9912
Northern Rough-winged Swallows squabbling--9912
Northern Shoveler male in flight--0626
Northern Shoveler male
Northern Shoveler showing blue speculum
Northern Shoveler showing blue speculum
Orange-crowned Warbler in flight--8044
Orange-crowned Warbler--8044
Orange-crowned Warbler--5791
Orange-crowned Warbler--5791
Osprey with trout--8001
Osprey with trout--8001
Osprey with trout #2
Painted Redstart in flight--5670
Painted Redstart in flight--5670
Palm Warbler in flight--7282
Palm Warbler in flight--7282
Peregrine Falcon female--4848
Peregrine Falcon female--4848
Peregrine Falcons
Phainopepla male
Phainopepla male
Phainopepla female
Phainopepla female
Pied-bill Grebe
Pied-bill Grebe
Pigeon Guillemots
Pomarine Jaeger
Prairie Falcon
Pygmy Nuthatch in flight--6439
Pygmy Nuthatch in flight--6439
Reddish Egret immature--9930
Reddish Egret immature--9930
Redhead male in flight--8410
Redhead male--8410
Red-faced Warbler in flight--5574
Red-faced Warbler in flight--5574
Red-shouldered Hawk dorsal wing
Red-shouldered Hawk dorsal wing
Red-shouldered Hawk in flight ventral wing--9699
Red-shouldered Hawk ventral wing--9699
Red-tailed Hawk
Red-throated Loon
Red-winged Blackbird
Ring-billed Gull
Ring-necked Ducks
Rock Pigeon
Rock Pigeon in flight with nesting material
Rock Pigeon with nesting material
Roseate Spoonbill
Rosy-faced Lovebird pair in flight
Rosy-faced Lovebird pair
Rosy-faced Lovebird
Rosy-faced Lovebird
Rough-legged Hawk
Royal Tern
Ruby-crowned Kinglet, ventral view, October--1711
Ruby-crowned Kinglet, ventral view, October--1711
Ruddy Turnstone winter adult
Ruddy Turnstone winter adult
Rufous Hummingbird
Sabine's Gull
Sandhill Crane
Sandwich Tern
Say's Phoebe in flight--9696
Say's Phoebe--9696
Say's Phoebe
Say's Phoebe
Scarlet Macaw
Scarlet Macaw
Scissor-tailed Flycatcher
Sharp-shinned Hawk adult female in flight
Sharp-shinned Hawk adult female
Sharp-shinned Hawk juvenile male in flight--7896
Sharp-shinned Hawk juvenile male--7896
Short-eared Owl
Short-tailed Hawk
Snail Kite
Snow Goose
Snowy Egret
Snowy Owl
Spectacled Eider
Steller's Eider
Swainson's Hawk
Swallow-tailed Kite
Tricolored Heron
Turkey Vulture
Vaux's Swift
Verdin in flight--7771
Verdin--7771
Vermilion Flycatcher male
Vermilion Flycatcher male
Vermilion Flycatcher female
Vermilion Flycatcher female
Violet-crowned x Broad-billed Hummingbird hybrid
Western Bluebird female in flight--4848
Western Bluebird female--4848
Western Kingbird in flight showing diagnostic outer tail feathers--0354
Western Kingbird diagnostic outer tail feathers--0354
Western kingbird in flight--2149
Western kingbird--2149
White Ibis
White-faced Ibis in flight--7296
White-faced Ibis in flight--7296
White-tailed Hawk
White-tailed Kite
White-tailed Tropicbird
White-tailed Tropicbird diving
White-winged Dove in flight ventral view--9881
White-winged Dove ventral view--9881
White-winged Dove
Whooping Crane
Wood Stork
Yellow Warbler
Zone-tailed Hawk male--0098
Zone-tailed Hawk male--0098
Zone-tailed Hawk female
Zone-tailed Hawk female
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