Kapuzenschmied. 1). Männlich. 2). Weiblich.
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Holzente. Sommerente. 1). Männlich. 2). Weiblich.
Public domain reproduction of lithograph, 19th century, free to use, no copyright restrictions image - Picryl description
American White Pelican. Male. - Public domain zoological illustration
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Eiderenten. 1). Männlich. 2). Weiblich.
Picryl description: Public domain photograph of chicken, poultry, agriculture, farm animals, free to use, no copyright restrictions.
Cayenne Tern. Male. - Public domain zoological illustration
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Great Blue Heron. Male. - Public domain zoological illustration
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Common Buzzard. - Drawing. Public domain image.
Public domain scan of print / book page depicting birds, ornithology, free to use, no copyright restrictions image - Picryl description
Mississipi Kite. - Public domain zoological illustration
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Chuck-will-Witwe. (Harlekinschlange).
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Macgillivray's Erdgrasmücke. 1). Männlich. 2). Weiblich.
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Goldflügel-Sumpfrohrsänger. 1). Männlich. 2). Weiblich.
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Bachmans Sumpfrohrsänger. 1). Männlich. 2). Weiblich. (Gordonia pubesc...
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Orangekrönter Sumpfrohrsänger. 1). Männlich. 2). Weiblich. (Huckleberr...
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Sumpf-Zaunkönig. 1). Männlich. 2). Weibchen und Nest.
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Holzdrossel. 1). Männlich. 2). Weiblich. (Hartriegel.)
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Towhe Ground Finch. 1). Männlich. 2). Weiblich. (Gewöhnliche Blackberr...
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Abends Großschnabel. 1). Männlich. 2). Weiblich. 3). Junge Männer. (Gr...
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Ultramarine Jay. Adult Male. - Drawing. Public domain image.
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Gelbbrust-Chat. 1). 2). 3). Männlich. 4. Weiblich. (Süßes Distelkraut....
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Rotbrustspecht. 1). Männlich. 2). Weiblich.
Public domain scan of print / book page depicting birds, ornithology, free to use, no copyright restrictions image - Picryl description
Gelbbauchspecht. 1). Männlich. 2). Weiblich. (Prunus caroliniana.)
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Kiebitzregenpfeifer. 1). Männlich. 2). Weiblich.
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Rocky Mountain Plover. Female. - Drawing. Public domain image.
Picryl description: Public domain image of a bird in flight, free to use, no copyright restrictions.
Rotrückenstrandläufer. 1). Sommergefieder. 2 Winter.
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Wilsons Phalarope. 1). Männlich. 2). Weiblich.
Picryl description: Public domain image of a bird in flight, free to use, no copyright restrictions.
Rotbrust-Merganser. 1). Männlich. 2). Weiblich.
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Brown Pelican. Adult Male. - Public domain zoological illustration
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Trudeas's Tern. Adult. - Drawing. Public domain image.
Picryl description: Public domain image of a bird in flight, free to use, no copyright restrictions.
Hering oder Silbermöwe. 1). Erwachsene im Frühling. 2). Jung im Herbst...
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Pomerine Jager. Adult female. - Public domain zoological illustration
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Large-billed Guillemot. Male. - Drawing. Public domain image.
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Samtene Ente. 1). Männlich. 2). Weiblich.
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Violett-grüner Kormoran. Weiblich im Winter.
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Tropenvogel. 1). Männlich. 2). Weiblich.
Picryl description: Public domain image of a bird in flight, free to use, no copyright restrictions.
Missouri Meadow-Lark. Male. - Public domain zoological illustration
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Golden Eagle. - Public domain zoological illustration
Picryl description: Public domain image of a bird, eagle, free to use, no copyright restrictions.
Seeadler oder Weißkopfseeadler.
Picryl description: Public domain image of a bird in flight, free to use, no copyright restrictions.
Common Harrier. - Drawing. Public domain image.
Public domain scan of print / book page depicting birds, ornithology, free to use, no copyright restrictions image - Picryl description
Great Crested Flycatcher. - Drawing. Public domain image.
Public domain scan of print / book page depicting birds, ornithology, free to use, no copyright restrictions image - Picryl description
Blaugrauer Fliegenschnäpper. (Schwarznuss. Juglans nigra.)
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Audubons Waldsänger, 1. Männlich, 2. Jung. (Erdbeerbaum. Euonymus Amer...
Picryl description: Public domain image, drawing, American, 19th century, free to use, no copyright restrictions
Hemlocksänger, 1. Männlich, 2. Weiblich. (Zwergahorn. Acer spicatum.)
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Kap-May-Waldsänger, 1. Männlich, 2. Weiblich.
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Yellow-poll Warbler. Males. - Public domain zoological illustration
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Haubenmeise. 1). Männlich. 2). Weiblich. (Weiße Kiefer. Pinus Strobus....
Public domain scan of drawing of insect, zoological illustration, free to use, no copyright restrictions image - Picryl description
Schwarzmützenmeise. 1). Männlich. 2). Weiblich. (Pflanze. Süßes Distel...
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Kastanienmeise. 1). Männlich. 2). Weibchen und Nest.
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Amerikanisches Goldhaubenkönigskreisel. 1). Männlich. 2). Weiblich. (T...
Picryl description: Public domain image, drawing, American, 19th century, free to use, no copyright restrictions
Ruby-crowned Kinglet. 1. Male. 2. Female. (Kalmia augustifolia.)
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Bachstelze (Drossel). 1). Männlich. 2). Weiblich. (Pflanze: Woody Nigh...
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Sumpfsperling. Männlich. (Maiapfel.)
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Lincoln's Pinewood Finch. 1). Männlich. 2). Weiblich. (1. Zwergkornelk...
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Brown Finch. Female. - Drawing. Public domain image.
Public domain scan of print / book page depicting birds, ornithology, free to use, no copyright restrictions image - Picryl description
Gemeinsamer Kardinal Großschnabel. 1). Männlich. 2). Weiblich. (Wilder...
Picryl description: Public domain image of a portrait of a cardinal, Catholic church priest, free to use, no copyright restrictions.
Rosenbrust-Song-Schnabel. 1). Männer. 2). Weiblich. 3). Junge Männer. ...
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Bullock's Troopial. 1). Männlich erwachsen. 2). Junge Männer. 3). Weib...
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Amerikanische Krähe. Männlich. (Schwarzwalnuss.)
Picryl description: Public domain image, drawing, American, 19th century, free to use, no copyright restrictions
Solitary Vireo, or Greenlet. Male. (American Cane. Miegia macrosperma)
Picryl description: Public domain image, drawing, American, 19th century, free to use, no copyright restrictions
Gebänderter Dreizehenspecht. 1). Männer. 2). Weiblich.
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Rotbauchspecht. 1). Männer. 2). Weiblich.
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Carolina Turtle Dove. 1). Männer. 2). Frauen. (Weiße blühende Stuartia...
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Dusky Grouse. 1). Männlich. 2). Weiblich.
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Große Rotbrust-Schiene oder Süßwasser-Marsh-Henne-Water-Schiene. 1). M...
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Steinwälzer. 1). Sommergefieder, 2. Winter.
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Rotbrustschnepfe. 1). Frühlingsgefieder. 2). Winter.
Public domain scan of print / book page depicting birds, ornithology, free to use, no copyright restrictions image - Picryl description
Möwenschnabelseeschwalbe. -- Seeschwalbe. Männlich.
Picryl description: Public domain image of a bird in flight, free to use, no copyright restrictions.
Noddy Tern. Male. - Public domain zoological illustration
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Fork-tailed Gull. Male. - Drawing. Public domain image.
Public domain scan of print / book page depicting birds, ornithology, free to use, no copyright restrictions image - Picryl description
Elfenbeinmöwe. 1). Erwachsener Mann. 2). Junges zweiter Herbst.
Picryl description: Public domain image of a bird in flight, free to use, no copyright restrictions.
Rothalstaucher. 1). Ausgewachsenes männliches Federkleid. 2). Junges W...
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Glossy Ibis. Adult Male. - Public domain zoological illustration
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Grüner Reiher. 1). Erwachsener Mann. 2). Young im September
Public domain scan of print / book page depicting birds, ornithology, free to use, no copyright restrictions image - Picryl description
Schnatterente. 1). Männlich. 2). Weiblich.
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Black Vulture or Carrion Crow. - Drawing. Public domain image.
Picryl description: Public domain image of a bird, eagle, free to use, no copyright restrictions.
Caracara Eagle. - Drawing. Public domain image.
Public domain scan of print / book page depicting birds, ornithology, free to use, no copyright restrictions image - Picryl description
Barred Owl. - Public domain zoological illustration
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Bank Swallow. - Drawing. Public domain image.
Picryl description: Public domain image of a bird in flight, free to use, no copyright restrictions.
Townsend's Ptilogonys. Female. - Drawing. Public domain image.
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Schwarzkehlgrasmücke. Männer.
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Schwarz-gelber Waldsänger. 1). Männlich. 2). Weiblich. 3). Jung. (Blüh...
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Wurmfressende Sumpfrohrsänger. 1). Männlich. 2). Weiblich. (Amerikanis...
Picryl description: Public domain image, drawing, American, 19th century, free to use, no copyright restrictions
Sumpfrohrsänger mit Kohlensäure. Männer. (Mai-Strauch oder Dienst. Pyr...
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Gelber Sumpfrohrsänger. 1). Männlich. 2). Weiblich. (Baumwollrose. Hib...
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Gewöhnlicher Spottvogel. 1, 2). Rüden, 3. Weiblich. (Florida Jessamine...
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Amerikanischer Rotkehlchen oder Wanderdrossel. 1). Männer. 2). Weiblic...
Picryl description: Public domain image, drawing, American, 19th century, free to use, no copyright restrictions
Lappland-Lerchenammer. 1). Männchen, Federkleid. 2). D-o Winter. 3). W...
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Lark Bunting. Male. - Public domain zoological illustration
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Oregon Snow-Bird. 1). Männlich. 2). Weiblich. (Rosa Laevigata)
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Meerfink. 1). Männlich. 2). Weiblich. (Carolina Rose. Rosa Caroina.)
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Macgillivray's Shore-Finch. 1). Männlich. 2). Weiblich.
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Spitzschwanzfink. 1). Männlich. 2). Weiblich & Nest.
Public domain scan - Bird, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Weißkehlfink. 1.Male. 2). Weiblich. (Hartriegel.)
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Wiesenstarr oder Wiesenlerche. 1). Männlich. 2). Weibchen und Nest. (G...
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Würger. 1). Männlich. 2). Weiblich. 3). Jung. (Kratagus. Apiifolia.)
Picryl description: Public domain image, drawing, American, 19th century, free to use, no copyright restrictions
Rotäugiger Vireo oder Greenlet. Männlich. (Heuschrecke)
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Wild Turkey. Male. - Drawing. Public domain image.
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Am wenigsten Wasser-Schiene. 1). Erwachsener Mann. 2 Jung.
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