|
Snow Bunting: Medium-sized, strikingly white sparrow with black back, central tail, and wing tips. Bill, legs and feet are black. Forages on ground for seeds, insects, larvae and caterpillars. Swift flight, alternates rapidly beating wings with brief periods of wings pulled to sides.
|
|
|
South Polar Skua Dark: Small, gull-like skua, occurs in two color phases. Dark phase adult has dark brown body, large white patch at base of primaries visible in flight. Dark bill, thick and heavy; short, broad tail. Light phase adult has pale gray-brown head and underparts. Strong direct flight.
|
|
|
Spotted Redshank: Large sandpiper, mostly black body except for white rump, white spots on wings, barred tail. Bill is red with black tip. Legs and feet are dark red. Feeds and forages on land or in shallow water by probing in mud, and sweeping bill back and forth. Swift direct flight when flushed.
|
|
|
Sora: Small rail with dark gray-brown upperparts with black-and-white streaks. Breast is gray and flanks and belly are dark gray with white bars. Gray head has a darker crown and nape, and black face, chin, and throat. Bill is yellow with dark tip. Low, weak, and floppy flight over short distances.
|
|
|
Sabine's Gull: Small gull with gray back and white nape, rump, and underparts. Hood is solid black and eye-ring is dark red. Bill is black with yellow tip; legs and feet are black. The upperwings are gray with black primaries and white secondaries. Tail is slightly forked when folded.
|
|
|
Surfbird: Medium sandpiper, dark gray upperparts marked with rufous, white rump, white underparts marked with distinct black chevrons. Upper breast, head, neck are heavily streaked. Wings are dark with bold white stripes visible in flight. Tail is white with a black triangular tip visible in flight.
|
|
|
Sooty Shearwater: Large shearwater with dark gray-brown body, darkest on tail and primaries. Underwing coverts are pale. Bill is long and dark. Legs and feet are black. Eats fish, squid and crustaceans. Long, narrow wings are slightly swept-back. Alternates strong direct flapping with long glides.
|
|
|
Savannah Sparrow: Small sparrow, dark-streaked, gray-brown upperparts, white underparts, heavy streaks on breast and sides. Head has a brown crown with pale central stripe and pale yellow or white eyebrows. Brown wings have two pale bars. Tail is short and notched. Pink legs and feet.
|
|
|
Sharp-tailed Grouse: Medium grouse with lightly barred brown upperparts and white underparts dotted with chevrons. Head has short crest, yellow-orange eye comb, and pink or violet neck patch exposed when displaying. Tail is pointed and white-edged. Often seen on prairies in the summer.
|
|
|
Smith's Longspur: Medium sparrow, yellow-brown streaked upperparts, black head with white eyebrow and ear patch, and yellow-brown nape, throat, and underparts. Wings have large white bars. Tail is black with white edges. Yellow-brown legs and feet. Feeds on seeds, spiders, and insects.
|
|
|
Short-tailed Shearwater: Medium shearwater with dark brown body and occasional traces of white in the center of upperwings. Bill is short and dark. Feet are dark gray and trail slightly behind tail in flight. Tail is rounded. Alternates strong flaps with long glides, often soars for long periods.
|
|
|
Steller's Sea-Eagle: Large eagle, mostly black except for white forehead, shoulders, rump, lower belly, and leg feathers. Bill is large, heavy, and orange. Legs and feet are yellow. Tail is long, white, and wedge-shaped. Rare visitor to Alaska. Alternates deep wing beats with short to long glides.
|
|
|
Semipalmated Sandpiper: Small sandpiper with scaled gray-brown upperparts, white underparts, and fine streaks on the breast and sides. The black bill is short, stout and straight. Feeds on insects, worms, small mollusks and crustaceans. Legs and feet are black. Swift flight on rapidly beating wings.
|
|
|
Sharp-tailed Sandpiper: Medium sandpiper with dark brown upperparts and white underparts with faint olive-brown streaks on breast and sides. Head has rufous crown, white eye ring and eyestripe. Wings are dark brown. Tail is dark brown and pointed in flight. Swift direct flight with rapid wing beats.
|
|
|
Stilt Sandpiper: Medium sandpiper with gray-brown upperparts, white rump, heavily barred white underparts. Head has a dark cap, white eyebrows, and brown ear patches. Bill is long, black, and curved down at tip. Legs are long and gray-green. Powerful, direct flight on long, rapidly beating wings.
|
|
|
Solitary Sandpiper: Medium sandpiper, pale-spotted, dark brown back and rump, white underparts with streaks on neck and sides. Head is dark, eye-ring is bold white. Tail is black with conspicuous black-and-white barred edges. Bill, legs, and feet are olive-green. Direct flight is light and bouyant.
|
|
|
Spoon-billed Sandpiper: Small sandpiper, scaled brown and black upperparts, red-brown wash on face, neck, spotted upper breast, white underparts. Most distinguishing characteristic is the extraordinarily flared tip on its black bill. Black legs, feet. Flight is swift and direct on rapid wing beats.
|
|
|
Spruce Grouse: Medium grouse with barred, dark gray-brown upperparts, black underparts show white bars on breast, white chevrons on sides, belly. Throat is white-bordered black; red eye combs. Tail is either black with fine white spots near base (Franklin's) or black with rufous-brown tip (Tiaga).
|
|
|
Sooty Grouse: Large, chicken-like bird, dark gray to blue-gray with yellow-orange eye comb, black tail with wide pale gray terminal band. Patch of yellow skin with red veining on neck surrounded by white feathers is displayed during courtship. Formerly (with Dusky Grouse) known as the Blue Grouse.
|
|
|
Siberian Accentor: Small, shy sparrow-like bird with brown-streaked upperparts, gray nape and crown with dark gray center stripe, yellow-brown eyebrows and underparts; breast shows brown streaking. Wings have a white wingbar. The tail is notched, the bill is short and black. Legs and feet are pink.
|
|
|
Slaty-backed Gull: Large gull, slate-gray back, upper wings; dark outer primaries separated from mantle by row of white spots. Gray underside of primaries; broad white trailing edge to wings. Bright pink legs, feet. Yellow eyes with red orbital ring. Yellow bill has red spot near tip.
|
|
|
Spectacled Eider: Smallest of the Eiders, has orange bill, white upperparts, black underparts, breast, sides, black pointed tail, yellow-green head and large white "goggles" bordered with black. White feathers on the upper mandible extend past nostril. Rapid direct flight in straight line formation.
|
|
|
Spot-billed Duck: Native of Asia, named for red spots at base of yellow-tipped black bill; subspecies occurring in North America generally lacks these spots. Scaled brown overall with buff face, neck, upper breast. Dark crown, nape, eyestripe. Blue speculum with white borders; orange legs and feet.
|
|
|
Swainson's Thrush: Medium-sized thrush (swainsoni), with dull olive-brown or olive-gray upperparts, pale buff eye-ring, dark moustache stripe, and brown-spotted buff throat and breast, and white belly. Legs and feet are pink-gray. Flies in a swift, direct flight with rapid wing beats.
|
|
|
Siberian Rubythroat: Medium-sized thrush with olive-brown upperparts, bright red throat, gray breast and sides, and white belly. Head has white stripes above and below eyes. Wings and tail are olive-brown. Often cocks tail upward. Forages on ground for various insects and berries.
|
|
|
Stonechat: Small thrush with black back and white rump. Underparts are white except for orange breast. Head is black and collar is white. Wings are black with white stripes. Tail is black. Found in open meadows and marsh edges. Forages for insects on ground; also picks off vegetation.
|
|
|
Sky Lark: Medium lark (pekinensis), dark-streaked, brown upperparts and white underparts with streaks on breast, sides. The head has indistinct crest and white eyebrows. Tail is dark with white edges. Forages on ground by walking and running. Feeds mostly on seeds, grains, and insects.
|
|
|
Surf Scoter: Medium diving duck, entirely black except for white patches on forehead and nape. Bill is orange, black, and white. Eyes are white. Legs and feet are orange. Dives for food, primarily mollusks and crustaceans. Rapid direct flight with strong wing beats. Flies in straight line formation.
|
|
|
Song Sparrow: Medium sparrow, heavily streaked gray-brown upperparts. Dull white underparts have dark central breast spot, thick streaks. Head has brown crown, paler median stripe, pale gray eyebrow, white chin, dark brown moustache stripe. Rust-brown wings. Tail is long, usually tinged rust-brown.
|
|
|
Sandhill Crane: Large wading bird with gray body, white cheeks, chin, upper throat, and bright red cap. Bill is dark and eyes are yellow. Legs and feet are black. Direct, steady flight on heavy and labored wing beats. Slow downstroke, rapid and jerky upstroke. Flies in V or straight line formation.
|
|
|
Sharp-shinned Hawk: Small hawk with blue-gray upperparts and rufous bars on white underparts. Eyes are dark red. Wings are short and rounded. Tail is long and squared with heavy bars. Legs and feet are yellow. Flight consists of rapid wing beats followed by a short glide. Often soars on thermals.
|
|
|
Short-eared Owl: Medium owl, light and dark brown mottled upperparts and dark-streaked, pale buff underparts. Head has large, round, pale buff facial disk with fine, brown tinges, black around eyes, and small ear tufts. Eyes are yellow and bill is black. Flight is erratic with flopping wing beats.
|
|
|
Snowy Owl: Large, white owl with variable black bars and spots. The head is round and lacks tufts, eyes are yellow, and the bill is black. Feathered feet and toes provide protection from the arctic cold. Direct flap-and-glide flight with powerful, deep wingbeats. North America's only all-white owl.
|
|
|
Steller's Jay: Large, crested jay, dark gray upperparts, head and breast, and blue rump and belly. Head has slight white eyebrow, forehead, and chin spots. Wings and tail are blue with black bars. Feeds on pine seeds, acorns, fruit, frogs, snakes, carrion, insects and eggs and young of other birds.
|
|
|
Snow Goose: Large goose with two color phases. White phase is all white with black wing tips. Blue phase has white head and neck, blue-gray upperparts, gray-brown breast and sides, white belly. Pink bill, black lower mandible. Pink legs, feet. Strong direct flight in bunched flocks or U formations.
|
|
|
Say's Phoebe: Medium-sized, active flycatcher with gray-brown upperparts and head, paler gray throat and upper breast, and pale rufous belly and undertail coverts. The wings and tail are dark gray. Feeds primarily on insects. Weak fluttering flight with shallow wing beats. Hawks from perch, hovers.
|
|
|
Semipalmated Plover: Small plover, gray-brown upperparts and white underparts. Forehead and faint eyebrows are white, while face and collar are black. Bill is orange with black tip. Wings have white stripes visible in flight. Tail is brown with white edges. Orange legs, feet. Strong direct flight.
|
|
|
Steller's Eider: Small eider with black back and collar, white sides, buff-brown underparts with small but distinct black spot on side. White head has a dark tuft, black eye patch and chin. Wings are white with black primaries and a white-bordered blue speculum. Blue-gray bill, legs and feet.
|
|
|
Smew: Small merganser, mostly white body except for black back, mask, breast bar, and V-shaped nape patch. Wings are dark with large white patches. Gray legs, feet. Feeds on fish, aquatic insects, and their larvae. Swift direct flight with rapid wing beats. Flies in straight line or V formation.
|
|
|
Spotted Sandpiper: Medium sandpiper, olive-brown upperparts, white underparts with bold black spots. Eyestripe is white. Wings have white stripes visible in flight. Tail is barred. Dull yellow legs. Low direct flight, wings flap in shallow arcs, producing clipped, stiff wing beats on drooping wings.
|
|
|
Sanderling: Medium-sized sandpiper with dark-spotted, rufous upperparts, breast and white underparts. Wings have conspicuous white stripes visible in flight. Bill, legs, and feet are black. Feeds on crustaceans, mollusks, isopods, worms, plants and insects. Swift direct flight with rapid wing beats.
|
|
|
Short-billed Dowitcher Breeding Adult: Large sandpiper, upperparts mottled gray, black, brown and red-brown, white rump, red-brown underparts with heavy spots, and bars (east and west coast birds have heavier barred and spotted, paler underparts and often show white bellies). Strong direct flight.
|
|