![A frog standing on a mushroom feeding a wasp to a sleeping frog underneath him. Colour lithograph after E.M.]()
A frog standing on a mushroom feeding a wasp to a sleeping frog underneath him. Colour lithograph after E.M.![Japanese frog (late 18th-19th century) vintage ink and color on paper by Getsuju. Original public domain image from the…]()
Japanese frog (late 18th-19th century) vintage ink and color on paper by Getsuju. Original public domain image from the…![The edible frog with tadpole, tree frog with tadpole and horned frog. Coloured engraving by J. W. Lowry after C. Bone.]()
The edible frog with tadpole, tree frog with tadpole and horned frog. Coloured engraving by J. W. Lowry after C. Bone.![Wheeler & Wilson's High-Arm New Number Nine is the only perfect sewing machine for family use (1870–1900), vintage frog…]()
Wheeler & Wilson's High-Arm New Number Nine is the only perfect sewing machine for family use (1870–1900), vintage frog…![J. D. Larkin & Co's "Boraxine," cheaper than soap. "Elite," an elegant toilet soap.]()
J. D. Larkin & Co's "Boraxine," cheaper than soap. "Elite," an elegant toilet soap. ![Red-eyed Tree Frog (Agalychnis callidryas), photographed near Playa Jaco in Costa Rica (retouched version). Original public…]()
Red-eyed Tree Frog (Agalychnis callidryas), photographed near Playa Jaco in Costa Rica (retouched version). Original public…![It's a whole great big fun thing (1972) vintage poster by Tomi Ungerer. Original public domain image from the Library of…]()
It's a whole great big fun thing (1972) vintage poster by Tomi Ungerer. Original public domain image from the Library of…![Blad met studie van een bruine landkikker rechts, links een groene waterkikker (1834) by Albertus Steenbergen]()
Blad met studie van een bruine landkikker rechts, links een groene waterkikker (1834) by Albertus Steenbergen![Japanese frog and rabbit (18th century) vintage ink and color on paper. Original public domain image from the Minneapolis…]()
Japanese frog and rabbit (18th century) vintage ink and color on paper. Original public domain image from the Minneapolis…![Frog by a Dandelion with Flies (1877–1938) by Jan van Oort. Original from The Rijksmuseum. Digitally enhanced by rawpixel.]()
Frog by a Dandelion with Flies (1877–1938) by Jan van Oort. Original from The Rijksmuseum. Digitally enhanced by rawpixel.![Nakamura Utaemon III als Asahina Saburô in het toneelstuk ‘Hônen uruoi Soga’, Kado Theater (1832) by Shunbaisai Hokuei and…]()
Nakamura Utaemon III als Asahina Saburô in het toneelstuk ‘Hônen uruoi Soga’, Kado Theater (1832) by Shunbaisai Hokuei and…![Ohara Koson's Frog Sumo (1930) woodblock print. Original public domain image from Wikimedia Commons. Digitally enhanced by…]()
Ohara Koson's Frog Sumo (1930) woodblock print. Original public domain image from Wikimedia Commons. Digitally enhanced by…![Wheeler & Wilson's High-Arm New Number Nine is the only perfect sewing machine for family use.]()
Wheeler & Wilson's High-Arm New Number Nine is the only perfect sewing machine for family use. ![Wheeler & Wilson's High-Arm New Number Nine is the only perfect sewing machine for family use.]()
Wheeler & Wilson's High-Arm New Number Nine is the only perfect sewing machine for family use. ![Electricity: electrical equipment, batteries, etc. Coloured engraving, 1804, by J. Pass, after H. Lascelles.]()
Electricity: electrical equipment, batteries, etc. Coloured engraving, 1804, by J. Pass, after H. Lascelles.![Batrachia–Frösche from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress. Digitally enhanced…]()
Batrachia–Frösche from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress. Digitally enhanced…![A young man chances on a gigantic yellow frog. Drawing attributed to Edwin Harcourt Burrage, 18--.]()
A young man chances on a gigantic yellow frog. Drawing attributed to Edwin Harcourt Burrage, 18--.![Frog by anonymous (1560–1585). Original from The Rijksmuseum. Digitally enhanced by rawpixel.]()
Frog by anonymous (1560–1585). Original from The Rijksmuseum. Digitally enhanced by rawpixel.![Green frog swimming in the water. Original public domain image from Wikimedia Commons]()
Green frog swimming in the water. Original public domain image from Wikimedia Commons![Red-legged frog jumping colored pencil drawing. Original public domain image from Flickr]()
Red-legged frog jumping colored pencil drawing. Original public domain image from Flickr![J. D. Larkin & Co's "Elite," toilet soap is perfectly pure. "Boraxine," for the laundry. Try it.]()
J. D. Larkin & Co's "Elite," toilet soap is perfectly pure. "Boraxine," for the laundry. Try it. ![Bull Frog (Rana maxima) from The natural history of Carolina, Florida, and the Bahama Islands (1754) by Mark Catesby (1683…]()
Bull Frog (Rana maxima) from The natural history of Carolina, Florida, and the Bahama Islands (1754) by Mark Catesby (1683…![Kalender van het jaar 1899, met bloemen, insecten en kikkers (1898) by Theo van Hoytema and H J Poutsma]()
Kalender van het jaar 1899, met bloemen, insecten en kikkers (1898) by Theo van Hoytema and H J Poutsma![Zes kikkers en padden (1878–1917) print in high resolution by Theo van Hoytema. Original from The Rijksmuseum. Digitally…]()
Zes kikkers en padden (1878–1917) print in high resolution by Theo van Hoytema. Original from The Rijksmuseum. Digitally…![A hunter will never think of home while he has plenty of "Wilson's Cooked Corned Beef."]()
A hunter will never think of home while he has plenty of "Wilson's Cooked Corned Beef." ![A large ox is looking down on a frog climbing out of a pond; illustration of a fable by Aesop. Etching.]()
A large ox is looking down on a frog climbing out of a pond; illustration of a fable by Aesop. Etching.![Advertising poster for "White Star Coffee" showing three frogs, each standing on the back of another, with the topmost frog…]()
Advertising poster for "White Star Coffee" showing three frogs, each standing on the back of another, with the topmost frog…![[A frog dressed in a red coat and spectacles is taking or pulling a frog out of another frog's mouth]]()
[A frog dressed in a red coat and spectacles is taking or pulling a frog out of another frog's mouth]![Metamorphosis of a Frog and Blue Flower. Original from the Minneapolis Institute of Art.]()
Metamorphosis of a Frog and Blue Flower. Original from the Minneapolis Institute of Art.![A frog setting off to see his lady-friend. Photograph by J.P. Soule, ca. 1876, after a drawing.]()
A frog setting off to see his lady-friend. Photograph by J.P. Soule, ca. 1876, after a drawing.![A winged, blindfolded woman; representing avarice. Engraving by G. Pencz.]()
A winged, blindfolded woman; representing avarice. Engraving by G. Pencz.![J. D. Larkin & Co's "Boraxine," cheaper than soap. "Elite," an elegant toilet soap. (1882) chromolithograph. Original…]()
J. D. Larkin & Co's "Boraxine," cheaper than soap. "Elite," an elegant toilet soap. (1882) chromolithograph. Original…![Actor Nakamura Shikan IV as Shōgun Tarō Yoshikado (1862) by Utagawa Kunisada. Original public domain image from The…]()
Actor Nakamura Shikan IV as Shōgun Tarō Yoshikado (1862) by Utagawa Kunisada. Original public domain image from The…![Frogs conducting a duel: one frog has killed another with his sword, watched by their seconds. Photograph by J.P. Soule…]()
Frogs conducting a duel: one frog has killed another with his sword, watched by their seconds. Photograph by J.P. Soule…![Vietnamese Mossy Frog (2006). Original from Smithsonian's National Zoo. Digitally enhanced by rawpixel.]()
Vietnamese Mossy Frog (2006). Original from Smithsonian's National Zoo. Digitally enhanced by rawpixel.![Frogs, beetle, flowers and eel (1893–1927) print in high resolution by Gerrit Willem Dijsselhof. Original from the…]()
Frogs, beetle, flowers and eel (1893–1927) print in high resolution by Gerrit Willem Dijsselhof. Original from the…![Kalenderblad juli met kikker en waterlelies (1910) by Theo van Hoytema, Tresling and Comp and Firma Ferwerda en Tieman]()
Kalenderblad juli met kikker en waterlelies (1910) by Theo van Hoytema, Tresling and Comp and Firma Ferwerda en Tieman![Titelhoofd met kikkers en kikkerdril (1893) by Gerrit Willem Dijsselhof, Joh Enschedé and Zonen and Scheltema and Holkema s…]()
Titelhoofd met kikkers en kikkerdril (1893) by Gerrit Willem Dijsselhof, Joh Enschedé and Zonen and Scheltema and Holkema s…![Kalenderblad november met kikker (1910) by Theo van Hoytema, Tresling and Comp and Firma Ferwerda en Tieman]()
Kalenderblad november met kikker (1910) by Theo van Hoytema, Tresling and Comp and Firma Ferwerda en Tieman![Kalenderblad april met kikker (1910) by Theo van Hoytema, Tresling and Comp and Firma Ferwerda en Tieman]()
Kalenderblad april met kikker (1910) by Theo van Hoytema, Tresling and Comp and Firma Ferwerda en Tieman![Great Plains toad from Exploration of the Red River of Louisiana (1852) published by Randolph Benton Marcy. Original from…]()
Great Plains toad from Exploration of the Red River of Louisiana (1852) published by Randolph Benton Marcy. Original from…![Anacostia, D.C. Frederick Douglass housing project. Boys playing leap frog near the project. Sourced from the Library of…]()
Anacostia, D.C. Frederick Douglass housing project. Boys playing leap frog near the project. Sourced from the Library of…![Kittens and a toad from Cherry Cheeks And Roses published by Ernest Nister (1890). Original from the British Library.…]()
Kittens and a toad from Cherry Cheeks And Roses published by Ernest Nister (1890). Original from the British Library.…![Gillyflower, Insect, Germander, Almond, and Frog from Mira Calligraphiae Monumenta or The Model Book of Calligraphy…]()
Gillyflower, Insect, Germander, Almond, and Frog from Mira Calligraphiae Monumenta or The Model Book of Calligraphy…![Frogs in a Landscape (1575–1580) painting in high resolution by Joris Hoefnagel. Original from The National Gallery of Art.…]()
Frogs in a Landscape (1575–1580) painting in high resolution by Joris Hoefnagel. Original from The National Gallery of Art.…![Studieblad met tekenvoorbeelden: koppen, lichaamsdelen en dierenTekenvoorbeelden (series title) (1610 - 1630) by Michael…]()
Studieblad met tekenvoorbeelden: koppen, lichaamsdelen en dierenTekenvoorbeelden (series title) (1610 - 1630) by Michael…![Spring Snowflake, Tree Frog, Wallflower, and Marine Mollusk from Mira Calligraphiae Monumenta or The Model Book of…]()
Spring Snowflake, Tree Frog, Wallflower, and Marine Mollusk from Mira Calligraphiae Monumenta or The Model Book of…![Large frog in center and small mouse in LRC; text filling background. Original from the Minneapolis Institute of Art.]()
Large frog in center and small mouse in LRC; text filling background. Original from the Minneapolis Institute of Art.![Frog on lotus leaf (1900 - 1930) by Ohara Koson (1877-1945). Original from The Rijksmuseum. Digitally enhanced by rawpixel.]()
Frog on lotus leaf (1900 - 1930) by Ohara Koson (1877-1945). Original from The Rijksmuseum. Digitally enhanced by rawpixel.![Aarde (1560 - 1600) by Johann Sadeler I, Maerten de Vos and Johann Sadeler I]()
Aarde (1560 - 1600) by Johann Sadeler I, Maerten de Vos and Johann Sadeler I![Blue Poison Frog (2010) by Smithsonian Institution. Original from Smithsonian's National Zoo. Digitally enhanced by rawpixel.]()
Blue Poison Frog (2010) by Smithsonian Institution. Original from Smithsonian's National Zoo. Digitally enhanced by rawpixel.![1, 1a. Spotted Tree Frog (Hyla maculata); 2, 2a. Bengal Frog (Rana Bengalensis) from Illustrations of Indian zoology (1830…]()
1, 1a. Spotted Tree Frog (Hyla maculata); 2, 2a. Bengal Frog (Rana Bengalensis) from Illustrations of Indian zoology (1830…![Swimming frog byJulie de Graag (1877-1924). Original from The Rijksmuseum. Digitally enhanced by rawpixel]()
Swimming frog byJulie de Graag (1877-1924). Original from The Rijksmuseum. Digitally enhanced by rawpixel![1. Keeled Nosed Toad (Bufo carinatus); 2, 2a. Doubtful Toad (Bufo dubius) from Illustrations of Indian zoology (1830-1834)…]()
1. Keeled Nosed Toad (Bufo carinatus); 2, 2a. Doubtful Toad (Bufo dubius) from Illustrations of Indian zoology (1830-1834)…![Shrinking frog (Pseudis Merianae) and Black-spotted casque-headed tree (Trachycephalus geographieus) illustrated by Charles…]()
Shrinking frog (Pseudis Merianae) and Black-spotted casque-headed tree (Trachycephalus geographieus) illustrated by Charles…![[Frogs, snails, and insects, including grasshoppers, beetles, wasps, and dragonflies]. Original from the Library of Congress.]()
[Frogs, snails, and insects, including grasshoppers, beetles, wasps, and dragonflies]. Original from the Library of Congress.![Frog illustration from The Naturalist's Miscellany (1789-1813) by George Shaw (1751-1813).]()
Frog illustration from The Naturalist's Miscellany (1789-1813) by George Shaw (1751-1813).![Magnificent tree frog (Litoria splendida). Original public domain image from Wikimedia Commons]()
Magnificent tree frog (Litoria splendida). Original public domain image from Wikimedia Commons![Collection of various reptiles. Digitally enhanced from our own original edition of A History of the Earth and Animated…]()
Collection of various reptiles. Digitally enhanced from our own original edition of A History of the Earth and Animated…![A male and female frog promenading. Photograph by J.P. Soule, ca. 1876, after a drawing.]()
A male and female frog promenading. Photograph by J.P. Soule, ca. 1876, after a drawing.![Notodelphys ovifera (Weinland) = Gastrotheca ovifera (Lichtenstein & Weinland, 1854)Hyla meridionalis (Boulenger) = Hyla…]()
Notodelphys ovifera (Weinland) = Gastrotheca ovifera (Lichtenstein & Weinland, 1854)Hyla meridionalis (Boulenger) = Hyla…![Bull Frog (Rana maxima) from The Natural History of Carolina, Florida, and the Bahama Islands (1754) by Mark Catesby (1683…]()
Bull Frog (Rana maxima) from The Natural History of Carolina, Florida, and the Bahama Islands (1754) by Mark Catesby (1683…![A macro shot of a frog sitting in a green pond in Palmyra, New Jersey. Original public domain image from Wikimedia Commons]()
A macro shot of a frog sitting in a green pond in Palmyra, New Jersey. Original public domain image from Wikimedia Commons![Oval frog (Engystoma ovale) and Green toad (Bufo viridis) illustrated by Charles Dessalines D' Orbigny (1806-1876).…]()
Oval frog (Engystoma ovale) and Green toad (Bufo viridis) illustrated by Charles Dessalines D' Orbigny (1806-1876).…![Golden Poison Frog (2016) by Chris Wellner. Original from Smithsonian's National Zoo. Digitally enhanced by rawpixel.]()
Golden Poison Frog (2016) by Chris Wellner. Original from Smithsonian's National Zoo. Digitally enhanced by rawpixel.![Common Pear, Lake Demoiselle, Moor Frog, and Hyacinth from Mira Calligraphiae Monumenta or The Model Book of Calligraphy…]()
Common Pear, Lake Demoiselle, Moor Frog, and Hyacinth from Mira Calligraphiae Monumenta or The Model Book of Calligraphy…