Royal bengal tiger from Johnson's household book of nature (1880) by John Karst (1836-1922). Royal bengal tiger from Johnson's household book of nature (1880) by John Karst (1836-1922). Free from public domain license
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Antique plant drawn by Pierre-Joseph Redouté (1759–1840 ). Original from Biodiversity Heritage Library.… Antique plant drawn by Pierre-Joseph Redouté (1759–1840 ). Original from Biodiversity Heritage Library.… Free from public domain license
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The Sulphurbottom (Sibbaldius sulfureus) from Natural history of the cetaceans and other marine mammals of the western coast… The Sulphurbottom (Sibbaldius sulfureus) from Natural history of the cetaceans and other marine mammals of the western coast… Free from public domain license
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Antique plant drawn by Pierre-Joseph Redouté (1759–1840 ). Original from Biodiversity Heritage Library.… Antique plant drawn by Pierre-Joseph Redouté (1759–1840 ). Original from Biodiversity Heritage Library.… Free from public domain license
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Viceroy (Limenitis Disippus) from Moths and butterflies of the United States (1900) by Sherman F. Denton (1856-1937).… Viceroy (Limenitis Disippus) from Moths and butterflies of the United States (1900) by Sherman F. Denton (1856-1937).… Free from public domain license
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Flying Barn swallow by Kōno Bairei (1844-1895) Digitally enhanced from our own original 1913 edition. Flying Barn swallow by Kōno Bairei (1844-1895) Digitally enhanced from our own original 1913 edition. Free from public domain license
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Polar Bear (Ursus maritimus) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse Audubon… Polar Bear (Ursus maritimus) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse Audubon… Free from public domain license
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Ancient of Days Setting a Compass to the Earth (1794) illustration from Europe: a Prophecy by William Blake (1752-1827).… Ancient of Days Setting a Compass to the Earth (1794) illustration from Europe: a Prophecy by William Blake (1752-1827).… Free from public domain license
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Rooster (1901) by Julie de Graag (1877-1924). Original from The Rijksmuseum. Digitally enhanced by rawpixel. Rooster (1901) by Julie de Graag (1877-1924). Original from The Rijksmuseum. Digitally enhanced by rawpixel. Free from public domain license
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Dog's head (1920) by Julie de Graag (1877-1924). Original from The Rijksmuseum. Digitally enhanced by rawpixel. Dog's head (1920) by Julie de Graag (1877-1924). Original from The Rijksmuseum. Digitally enhanced by rawpixel. Free from public domain license
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Two owls (1921) by Julie de Graag (1877-1924). Original from The Rijksmuseum. Digitally enhanced by rawpixel. Two owls (1921) by Julie de Graag (1877-1924). Original from The Rijksmuseum. Digitally enhanced by rawpixel. Free from public domain license
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