Mallard female (Anas platyrhynchos) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/326067/free-illustration-image-duck-mallard-von-wright-brothersFree Image from public domain licensePine Grosbeak male (Pinicola enucleator) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/325646/free-illustration-image-von-wright-brothers-pine-centuryFree Image from public domain licenseGlaucidium passerinum illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of Svenska… https://www.rawpixel.com/image/325613/free-illustration-image-owl-von-wright-brothersFree Image from public domain licenseBlack guillemot (Uria Grylle) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of… https://www.rawpixel.com/image/325805/free-illustration-image-von-wright-brothers-black-guillemot-animalsFree Image from public domain licenseCommon chiffchaff (Phylloscopus collybita) illustrated by the von Wright brothers. Digitally enhanced from our own 1929… https://www.rawpixel.com/image/325723/free-illustration-image-von-wright-brothers-chiffchaff-birdFree Image from public domain licenseEurasian treecreeper (Certhia familiaris) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/326295/free-illustration-image-von-wright-brothers-wright-certhiaFree Image from public domain licenseNorthern labwing (Vanellus vanellus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/325816/free-illustration-image-vanellus-von-wright-brothers-animalsFree Image from public domain licenseMergus serrator illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of Svenska… https://www.rawpixel.com/image/325666/free-illustration-image-von-wright-brothers-century-wrightFree Image from public domain licenseEider (CORACIAS SOMATERIA MOLLISSIMA) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/325862/free-illustration-image-von-wright-brothers-bird-1900sFree Image from public domain licenseNorthern Pintail (Anas(dafila) acuta) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/325788/free-illustration-image-duck-von-wright-brothers-vintageFree Image from public domain licensePodiceps cristatus illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of Svenska… https://www.rawpixel.com/image/325620/free-illustration-image-vintage-von-wright-brothers-centuryFree Image from public domain licenseLittle gull (Larus minutus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of… https://www.rawpixel.com/image/325823/free-illustration-image-seagull-gull-von-wright-brothersFree Image from public domain licenseCommon merganser, Goosander-in spring male (Mergus merganser) illustrated by the von Wright brothers. Digitally enhanced… https://www.rawpixel.com/image/326255/free-illustration-image-animals-wild-von-wright-brothers-goosanderFree Image from public domain licenseJack snipe (Lymnocryptes minimus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version… https://www.rawpixel.com/image/325901/free-illustration-image-von-wright-brothers-common-snipe-birdFree Image from public domain licenseHarelda Hyemalis illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of Svenska… https://www.rawpixel.com/image/326321/free-illustration-image-von-wright-brothers-bird-animalsFree Image from public domain licenseRough-legged Hawk (TRIORCHIS LAGOPUS) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/326090/free-illustration-image-von-wright-brothers-bird-hawk-vintageFree Image from public domain licenseParasitic jaeger (Stercorarius parasiticus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929… https://www.rawpixel.com/image/325773/free-illustration-image-von-wright-brothers-scandinavian-1900sFree Image from public domain licenseCommon Kestrel female (Falco tinnunculus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/326233/free-illustration-image-falco-tinnunculus-kestrel-von-wright-brothersFree Image from public domain licenseSylvia curruca (Lesser whitethroat) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/325749/free-illustration-image-von-wright-brothers-1900s-public-domainFree Image from public domain licenseSula bassana illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of Svenska… https://www.rawpixel.com/image/325634/free-illustration-image-century-von-wright-brothers-birdFree Image from public domain licenseEurasian wryneck (Jynx torquilla) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version… https://www.rawpixel.com/image/325935/free-illustration-image-von-wright-brothers-bird-1900sFree Image from public domain licenseSandwich tern (Sterna sandvicensis) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/326235/free-illustration-image-von-wright-brothers-century-birdFree Image from public domain licenseDryobates medius illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of Svenska… https://www.rawpixel.com/image/326001/free-illustration-image-woodpecker-bird-von-wright-brothersFree Image from public domain licenseGreat spotted woodpecker-female ♀ (Dryobates major) illustrated by the von Wright brothers. Digitally enhanced from our own… https://www.rawpixel.com/image/325982/free-illustration-image-von-wright-wright-brothers-birdsFree Image from public domain licensePied avocet (Recurvirostra avosetta) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/325833/free-illustration-image-von-wright-brothers-wright-avocetFree Image from public domain licenseCommon moorhen (gallinula chloropus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/325895/free-illustration-image-von-wright-brothers-gallinula-chloropus-moorhenFree Image from public domain licenseGrey partridge (Perdix perdix) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of… https://www.rawpixel.com/image/325971/free-illustration-image-partridge-von-wright-brothers-birdFree Image from public domain licenseWillow ptarmigan (Lagopus lagopus ) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/325973/free-illustration-image-von-wright-brothers-wright-birdFree Image from public domain licenseReed bunting ♀ ♂ (EMBERIZA SCHOENICLUS) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/326323/free-illustration-image-von-wright-brothers-vintage-animal-birdFree Image from public domain licenseEurasian Tree Sparrow, Tree Sparrow (Passer montanus) illustrated by the von Wright brothers. Digitally enhanced from our… https://www.rawpixel.com/image/326325/free-illustration-image-sparrow-von-wright-brothers-treeFree Image from public domain licenseMergus serrator illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of Svenska… https://www.rawpixel.com/image/325664/free-illustration-image-von-wright-brothers-mergus-1900sFree Image from public domain licenseLesser spotted woodpecker (Dryobates minor) illustrated by the von Wright brothers. Digitally enhanced from our own 1929… https://www.rawpixel.com/image/325961/free-illustration-image-woodpecker-von-wright-brothers-centuryFree Image from public domain licenseEurasian curlew (numenius arquatusf) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/325852/free-illustration-image-curlew-von-wright-brothers-wrightFree Image from public domain licenseRed-footed Falcon female (Falco vespertinus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929… https://www.rawpixel.com/image/325762/free-illustration-image-falco-von-wright-brothers-falconFree Image from public domain licenseGoshawk female (Accipiter gentilis) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/325758/free-illustration-image-hawk-von-wright-brothers-birdsFree Image from public domain licenseBohemian Waxwing (Ampelis garrulus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/326228/free-illustration-image-von-wright-brothers-bohemian-waxwing-birdsFree Image from public domain licenseCommon whitethroat (Sylvia communis) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/325795/free-illustration-image-von-wright-brothers-bird-abstractFree Image from public domain licenseTyto alba guttata owl illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of Svenska… https://www.rawpixel.com/image/325617/free-illustration-image-owl-von-wright-brothers-von-wrightFree Image from public domain licenseUpupa epops illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of Svenska… https://www.rawpixel.com/image/325691/free-illustration-image-von-wright-brothers-bird-upupaFree Image from public domain licenseCommon Crane (Grus Grus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of… https://www.rawpixel.com/image/325931/free-illustration-image-crane-bird-grusFree Image from public domain licenseNorthern hawk-owl (SURNIA ULULA) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version… https://www.rawpixel.com/image/326094/free-illustration-image-owl-von-wright-brothersFree Image from public domain licenseStrix aluco (Tawny owl) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of… https://www.rawpixel.com/image/325873/free-illustration-image-owl-strix-aluco-von-wright-brothersFree Image from public domain licenseCommon linnet (Acanthis cannabina) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/325991/free-illustration-image-von-wright-brothers-common-linnet-birdFree Image from public domain licensecommon linnet (Acanthis linaria) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version… https://www.rawpixel.com/image/325951/free-illustration-image-von-wright-brothers-birds-common-linnetFree Image from public domain licenseAnser albifrons illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of Svenska… https://www.rawpixel.com/image/325753/free-illustration-image-von-wright-brothers-1900s-public-domainFree Image from public domain licenseRed Knot ♂ (Tringa Canutus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of… https://www.rawpixel.com/image/326262/free-illustration-image-von-wright-brothers-1900s-public-domainFree Image from public domain licenseIvory gull (Pagophila eburnea) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of… https://www.rawpixel.com/image/325836/free-illustration-image-seagull-von-wright-brothers-animalsFree Image from public domain licenseBroad-billed sandpiper (Limicola falcinellus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929… https://www.rawpixel.com/image/326113/free-illustration-image-von-wright-brothers-sandpiper-centuryFree Image from public domain licenseRedwing-Song thrush (Turdus usicus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/325623/free-illustration-image-thrush-song-von-wright-brothersFree Image from public domain licenseBlack grouse (Lyrurus Tetrix) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of… https://www.rawpixel.com/image/325872/free-illustration-image-grouse-von-wright-brothers-wrightFree Image from public domain licenseTwite (Acanthis flavirostris) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of… https://www.rawpixel.com/image/325649/free-illustration-image-von-wright-brothers-paint-abstract-1900sFree Image from public domain licenseRuff (Pavoncella pugnaxr) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of… https://www.rawpixel.com/image/325877/free-illustration-image-von-wright-brothers-wright-birdFree Image from public domain licenseMergus serrator illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of Svenska… https://www.rawpixel.com/image/325680/free-illustration-image-von-wright-brothers-bird-1900sFree Image from public domain licenseSomateria mollissima illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of Svenska… https://www.rawpixel.com/image/325671/free-illustration-image-von-wright-brothers-century-wrightFree Image from public domain licenseCommon tern (STERNA HIRUNDO) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of… https://www.rawpixel.com/image/326237/free-illustration-image-von-wright-brothers-century-birdFree Image from public domain licenseCommon gull (Larus canus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of… https://www.rawpixel.com/image/325822/free-illustration-image-seagull-von-wright-brothers-seagulls-vintageFree Image from public domain licenseGreenshank (Totanus Littoreus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of… https://www.rawpixel.com/image/326263/free-illustration-image-wright-brothers-von-wright-centuryFree Image from public domain licenseBoreal Owl, Tengmalm's Owl (Aegolius funereus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929… https://www.rawpixel.com/image/325890/free-illustration-image-owl-von-wright-brothersFree Image from public domain licenseLittle Ringed Plover (Charadrius dubius) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/325811/free-illustration-image-plover-von-wright-brothers-centuryFree Image from public domain licenseWillow ptarmigan illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of Svenska… https://www.rawpixel.com/image/326014/free-illustration-image-von-wright-brothers-ptarmigan-wrightFree Image from public domain licenseCaspian lern (HYDROPROGNE CASPIA) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version… https://www.rawpixel.com/image/326276/free-illustration-image-von-wright-brothers-wright-birdFree Image from public domain licenseThree-toed woodpecker (Picoides Tridactylu) illustrated by the von Wright brothers. Digitally enhanced from our own 1929… https://www.rawpixel.com/image/325924/free-illustration-image-von-wright-brothers-hand-drawn-woodpeckerFree Image from public domain licenseCommon redshank (Totanus totanus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version… https://www.rawpixel.com/image/326052/free-illustration-image-von-wright-brothers-century-birdFree Image from public domain licenseEurasian coot (Fulica atra) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of… https://www.rawpixel.com/image/326069/free-illustration-image-fulica-atra-century-von-wright-brothersFree Image from public domain licenseBlack guillemot (URIA GRYLLE) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of… https://www.rawpixel.com/image/326114/free-illustration-image-von-wright-brothers-1900s-public-domainFree Image from public domain licenseLittle tern (Sterna albifrons) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of… https://www.rawpixel.com/image/325778/free-illustration-image-von-wright-brothers-tern-birdFree Image from public domain licenseBarred warbler ♂ (Sylvia nisoria) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version… https://www.rawpixel.com/image/325791/free-illustration-image-von-wright-brothers-sylvia-abstractFree Image from public domain licenseCommon loon (Colymbus immer) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of… https://www.rawpixel.com/image/326305/free-illustration-image-loon-von-wright-brothers-wrightFree Image from public domain licenseBlack-throated loon (Colymbus Arcticus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/326301/free-illustration-image-loon-von-wright-brothers-wrightFree Image from public domain licenseLARUS LEUCOPTERUS illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of Svenska… https://www.rawpixel.com/image/326082/free-illustration-image-von-wright-brothers-wrightFree Image from public domain licenseGreate Scaup, Scaup male ♂ (Nyroca marila) illustrated by the von Wright brothers. Digitally enhanced from our own 1929… https://www.rawpixel.com/image/326099/free-illustration-image-duck-von-wright-brothers-vintage-illustrationsFree Image from public domain licensePintail (Anas acuta) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of Svenska… https://www.rawpixel.com/image/325717/free-illustration-image-duck-von-wright-brothers-centuryFree Image from public domain licenseThrush Nightingale (Luscinia luscinia) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/325693/free-illustration-image-nightingale-thrush-von-wright-brothersFree Image from public domain licenseGarganey male (Anas querquedula) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version… https://www.rawpixel.com/image/326101/free-illustration-image-von-wright-brothers-vintage-animal-anas-querquedulaFree Image from public domain licenseThe Common Swift (Cypselus Apus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version… https://www.rawpixel.com/image/326085/free-illustration-image-apus-apus-von-wright-brothers-swiftFree Image from public domain licenseWood Warbler (Phylloscopus sibilatrix) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/325798/free-illustration-image-von-wright-brothers-wright-birdFree Image from public domain licenseMallard female (Anas platyrhynchos) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/325792/free-illustration-image-von-wright-brothers-anas-platyrhynchos-mallardFree Image from public domain licenseMute Swan male (Cygnus olor) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of… https://www.rawpixel.com/image/325741/free-illustration-image-swan-abstract-birdsFree Image from public domain licenseRook (Corvus Frugilegus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of… https://www.rawpixel.com/image/326055/free-illustration-image-von-wright-brothers-rook-animalsFree Image from public domain licenseGyrfalcon, Gyr Falcon male (Falco rusticolus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929… https://www.rawpixel.com/image/326261/free-illustration-image-bird-falcon-von-wright-brothersFree Image from public domain licenseMallard male (Anas platyrhynchos) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version… https://www.rawpixel.com/image/326102/free-illustration-image-duck-bird-mallardFree Image from public domain licenseBarn Swallow male (Chelidon rustica) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/326132/free-illustration-image-swallow-barn-birdsFree Image from public domain licenseCommon raven (Corvus corax) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of… https://www.rawpixel.com/image/326041/free-illustration-image-raven-corvus-von-wright-brothersFree Image from public domain licenseColoeus monedula illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of Svenska… https://www.rawpixel.com/image/325677/free-illustration-image-von-wright-brothers-wright-vintageFree Image from public domain licenseBlack-throated loon (Colymbus arcticus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/326259/free-illustration-image-duck-von-wright-brothers-vintage-animalFree Image from public domain licenseWestern jackdaw (Coloeus monedula) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/326190/free-illustration-image-crow-von-wright-brothers-jackdawFree Image from public domain licenseAsio otus owl illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of Svenska… https://www.rawpixel.com/image/325700/free-illustration-image-owl-von-wright-brothersFree Image from public domain licenseRed-breasted Goose (Branta ruficollis) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/325752/free-illustration-image-goose-von-wright-brothers-birdFree Image from public domain licensePicus viridis ♂ illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of Svenska… https://www.rawpixel.com/image/325656/free-illustration-image-von-wright-brothers-bird-wrightFree Image from public domain licenseGreater Scaup, Scaup (Nyroca marila) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/325787/free-illustration-image-duck-von-wright-brothers-paintingsFree Image from public domain licenseCommon rosefinch male (Carpodacus erythrinus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929… https://www.rawpixel.com/image/326122/free-illustration-image-von-wright-brothers-finch-vintageFree Image from public domain licensePied Flycatcher (Muscicapa atricapilla) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/325767/free-illustration-image-von-wright-brothers-flycatcher-abstractFree Image from public domain licenseCommon Pochard female (Nyroca ferina) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/326120/free-illustration-image-von-wright-brothers-century-birdFree Image from public domain licenseEurasian jay (Garrulus glandarius) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/326040/free-illustration-image-garrulus-glandarius-jay-von-wright-brothersFree Image from public domain licenseEurasian Bullfinch (Pyrrhula pyrrhula) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/325688/free-illustration-image-von-wright-brothers-finch-bullfinchFree Image from public domain licenseBluethroat (Cyanecula svecica) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of… https://www.rawpixel.com/image/325628/free-illustration-image-von-wright-brothers-bird-wrightFree Image from public domain licenseTree pipit (Anthus trivialis) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of… https://www.rawpixel.com/image/326117/free-illustration-image-von-wright-brothers-tree-birdFree Image from public domain licenseEurasian magpie (PICA PICA) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of… https://www.rawpixel.com/image/326231/free-illustration-image-magpie-bird-picaFree Image from public domain licenseYoung horned grebe (Podiceps auritus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/326068/free-illustration-image-von-wright-brothers-bird-1900sFree Image from public domain licenseVelvet Scoter female (Oidemia fusca) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/326283/free-illustration-image-von-wright-brothers-bird-centuryFree Image from public domain license