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Observed in the wild (as opposed to various forms of captivity, such as aviaries, falconry displays or pinioned birds in public parks). Locations apply to birds observed in the wild only. |
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Sacred Ibis (Threskiornis aethiopicus)
see also African Sacred Ibis
Botswana – August
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Saddle-billed Stork (Ephippiorhynchus senegalensis)
Botswana – August
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Saffron Finch (Sicalis flaveola)
Brazil – April
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Saker Falcon (Falco cherrug) 
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Saker/Peregrine Falcon Hybrid (Falco cherrug/peregrinus) 
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Sanderling (Calidris alba)
Gower – August; England – March; Scotland – June, September; Shetlands – June; Ireland – September; Portugal – September
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Sandhill Crane (Grus canadensis) 
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Sand Martin (Riparia riparia)
Wales – May-July; Cardiff – May, July; England – October; Scotland – June; Outer Hebrides – June
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Sandwich Tern (Thalasseus sandvicensis)
Wales – April; England – June; Ireland – September
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Sardinian Warbler (Curruca melanocephala)
Portugal – September; Corsica – June; Portugal – September; Sardinia – June; Sicily – May, June; Greece – September
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Scaled Woodcreeper (Lepidocolaptes squamatus)
Brazil – April
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Scarlet-chested Sunbird (Chalcomitra senegalensis) 
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Scarlet Ibis (Eudocimus ruber) 
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Scops Owl (Otus scops)
see also Eurasian Scops Owl
Corsica – June
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Secretarybird (Sagittarius serpentarius)
Botswana – August
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Sedge Warbler (Acrocephalus schoenobaenus)
Wales – May-July; Skomer – May, July; Bardsey – May; England – April; Somerset Levels – April; Scotland – June; Outer Hebrides – June
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Senegal Coucal (Centropus senegalensis)
Botswana – August
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Seriema (Cariama cristata)
see also Red-legged Seriema
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Serin (Serinus serinus)
see also European Serin
Spain – May, June, August; Portugal – August, September; France – May; Corsica – May; Italy – May, June; Sicily – May, June
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Shag (Phalacrocorax aristotelis)
Wales – May, October; Skomer – May; Skokholm – May; Bardsey – May; England – June-August; Lundy – July, August; Scotland – June, September; Shetlands – June; Outer Hebrides – June; St.Kilda – June; Ireland – September
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Sharp-winged Teal (Anas flavirostris oxyotera) 
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Shelduck (Tadorna tadorna)
Wales – April, May, November; Goldcliff – April, November; Skomer – April; Skokholm – May; Bardsey – May; England – February, April, September; New Forest – April; Scotland – June; Sicily – May; Sardinia – June
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Short-eared Owl (Asio flammeus)
Goldcliff – November; Skomer – April, May; Outer Hebrides – June; Galapagos – August
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Short-toed Eagle (Circaetus gallicus)
Portugal – August
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Shoveler (Anas clypeata)
Wales – April, October, November; Cardiff – October; Goldcliff – November; England – February-April, August, September; Somerset Levels – February, April; Scotland – June
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Siberian Chiffchaff (Phylloscopus collybita tristis)
Wales – January
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Silvery-cheeked Hornbill (Bicanistes brevis) 
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Siskin (Spinus spinus)
Wales – February, May; Forest Farm – February; Bardsey – May; England – March, June; Scotland – June, August; Ireland – July
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Skylark (Alauda arvensis)
see also Eurasian Skylark
Wales – April, May, July; Goldcliff – April; Gower – May; Skokholm – May; England – February, June-August; Lundy – July, August; Scotland – June, September; Shetlands – June; Outer Hebrides – June
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Slaty-breasted Wood Rail (Aramides saracura)
Brazil – May
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Slender-billed Gull (Chroicocephalus genei)
Sicily – June
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Small Ground Finch (Geospiza fuliginosa)
Galapagos – August
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Smew (Mergellus albellus) 
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Smooth-billed Ani (Crotophaga ani)
Ecuador – August; Galapagos – August
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Snipe (Gallinago gallinago)
Forest Farm – January-April, October, November; Goldcliff – September; England – February, April; Somerset Levels – April; Scotland – June; Shetlands – June
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Snow Bunting (Plectrophenax nivalis)
England – October
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Snowy-crowned Robin-chat (Cossypha niveicapilla) 
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Snowy Egret (Egretta thula)
Brazil – April
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Snowy Owl (Bubo scandiacus) 
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Social Flycatcher (Myiozetetes similis)
Brazil – April, May
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Socorro Dove (Zenaida graysoni) 
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Song Thrush (Turdus philomelos)
Wales – January-May, September-December; Tongwynlais – January-April, September, October, December; Forest Farm – January-May, July, November; Cardiff – January; Gower – May; England – February-May, August, October; Scotland – June, July; Outer Hebrides – June; Ireland – June
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South African Shelduck (Tadorna cana) 
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Southern Brown Kiwi (Apteryx australis) 
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Southern Carmine Bee-eater (Merops nubicoides)
Botswana – August
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Southern Fiscal Shrike (Lanius collaris)
Botswana – September
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Southern Ground Hornbill (Bucorvus leadbeateri)
Botswana – August
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Southern Lapwing (Vanellus chilensis)
Brazil – April
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Southern Red-billed Hornbill (Tockus rufirostris)
Botswana – August
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Southern Red Bishop (Euplectes orix) 
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Southern Rough-winged Swallow (Stelgidopteryx ruficollis)
Brazil – April
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Southern Screamer (Chauna torquata)
see also Crested Screamer
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Southern White-crowned Shrike (Eurocephalus anguitimens)
Botswana – August
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Southern Yellow-billed Hornbill (Tockus leucomelas)
Botswana – August, September
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Spanish Sparrow (Passer hispaniolensis)
Sardinia – June
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Sparrowhawk (Accipiter nisus)
Wales – February, May, June; Goldcliff – February; Bardsey – May; Somerset Levels – April
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Spectacled Owl (Pulsatrix perspicillata) 
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Splendid Sunbird (Cinnyris coccinigastrus) 
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Spoonbill (Platalea leucorodia)
see also Eurasian Spoonbill
Goldcliff – July; Spain – June; Portugal – June, September; Sicily – May; Sardinia – June
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Spotless Starling (Sturnus unicolor)
Spain – September; Portugal – September; Sicily – May
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Spotted Crake (Porzana porzana) 
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Spotted Dove (Spilopelia chinensis) 
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Spotted Eagle Owl (Bubo africanus)
see also African Spotted Eagle Owl
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Spotted Flycatcher (Muscicapa striata)
Skomer – May; Ramsey Island – July; Bardsey – May; England – August; Scotland – June; Portugal – August, September; Corsica – May, June; Sardinia – June; Greece – August, September
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Squacco Heron (Ardeola ralloides)
Botswana – August
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Starling (Sturnus vulgaris)
see also Common Starling
Wales – February-April, June, November; Cardiff – February; Goldcliff – April; England – January-December; Lundy – July; Scotland – June, August; Shetlands – June; Outer Hebrides – June; St.Kilda – June; Ireland – June, August, September; Italy – June
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Steppe Eagle (Aquila nipalensis) 
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Stock Dove (Columba oenas)
Forest Farm – February-May, July, August, October-December; New Forest – December
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Stonechat (Saxicola torquata)
see also Common Stonechat, European Stonechat
Wales – March-July, September, November, December; Gower – May-July, September; Bardsey – May; England – January-March, April, July, August, October-December; Lundy – July; Somerset Levels – February; Scotland – June, July; Orkneys – July; Ireland – July-September; Spain – August; Portugal – September; Greece – September
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Stone-curlew (Burhinus oedicnemus) 
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Stork (Ciconia ciconia)
see also White Stork
Spain – June, August, September; Portugal – June, September; Belgium – May
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Storm Petrel (Hydrobates pelagicus) 
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Stout-billed Cinclodes (Cinclodes excelsior)
Ecuador – August
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Striated Caracara (Phalcoboenus australis) 
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Sulawesi Hornbill (Rhabdotorrhinus exarhatus) 
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Sulawesi White-eye (Zosterops consobrinorum) 
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Sulphur-crested Cockatoo (Cacatua galerita) 
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Sunbittern (Eurypyga helias) 
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Superb Fruit Dove (Ptilinopus superbus) 
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Surucua Trogon (Trogon surrucura)
Brazil – April
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Swainson’s Francolin (Pternistis swainsonii)
Botswana – August
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Swallow (Hirundo rustica)
see also Barn Swallow
Wales – April, May, July-September; Gower – August; Skomer – July; Bardsey – May; England – April-August; Lundy – June, July; Scotland – June; Ireland – August, September; Corsica – May; Portugal – June; Italy – June, September
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Swallow-tailed Bee-eater (Merops hirundineus)
Botswana – August
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Swallow-tailed Gull (Larus furcatus)
Galapagos – August
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Swallow-tailed Hummingbird (Eupetomena macroura)
Brazil – April
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Swan Goose (Anser cygnoides) 
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Swift (Apus apus)
see also Common Swift
Forest Farm – July; England – May, July; Spain – June; Italy – June; Greece – August
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Sword-billed Hummingbird (Ensifera ensifera)
Ecuador – August
Marnix's Bird Gallery 