A snake by Johan Teyler (1648-1709). Original from The Rijksmuseum. Digitally enhanced by rawpixel. Free Image from public domain license 
A snake with a butterfly by Johan Teyler (1648 -1709). Original from The Rijksmuseum. Digitally enhanced by rawpixel. Free Image from public domain license 
A snake by Johan Teyler (1648-1709). Original from The Rijksmuseum. Digitally enhanced by rawpixel. Free Image from public domain license 
Bull Frog (Rana maxima) from The natural history of Carolina, Florida, and the Bahama Islands (1754) by Mark Catesby (1683… Free Image from public domain license 
Banded Cobra Capella (Naia tripudians) from Illustrations of Indian zoology (1830-1834) by John Edward Gray (1800-1875).… Free Image from public domain license 
Wampum Snake (Anguis) from The natural history of Carolina, Florida, and the Bahama Islands (1754) by Mark Catesby (1683… Free Image from public domain license 
Snake spotted near Launch Pad 39B at NASA's Kennedy Space Center. Original from NASA . Digitally enhanced by rawpixel. Free Image from public domain license 
Rattlesnake Rodeo in Opp, Alabama. Original image from Carol M. Highsmith’s America, Library of Congress collection.… Free Image from public domain license 
Coral Snake (Elaps Corallinus) and Egyptian Cobra (Naja Hoje) illustrated by Charles Dessalines D' Orbigny (1806-1876).… Free Image from public domain license 
Rattlesnake (Crotale) and Saharan horned Viper (Cerastes) illustrated by Charles Dessalines D' Orbigny (1806-1876). Digitally… Free Image from public domain license 
Shrinking frog (Pseudis Merianae) and Black-spotted casque-headed tree (Trachycephalus geographieus) illustrated by Charles… Free Image from public domain license 
Anilius (Tortrix Scytale) and Slug Eater (Homalosoma arctiventris) illustrated by Charles Dessalines D' Orbigny (1806-1876).… Free Image from public domain license 
Shrinking frog (Pseudis Merianae) and Surinam toad (Pipa americana) illustrated by Charles Dessalines D' Orbigny (1806-1876).… Free Image from public domain license 
Mudpuppy (Menabranchus lateralis) and Greater siren (Siren lacertina) illustrated by Charles Dessalines D' Orbigny (1806… Free Image from public domain license 
Eryx and the Red-tailed boa illustrated by Charles Dessalines D' Orbigny (1806-1876). Digitally enhanced from our own 1892… Free Image from public domain license 
Oval frog (Engystoma ovale) and Green toad (Bufo viridis) illustrated by Charles Dessalines D' Orbigny (1806-1876). Digitally… Free Image from public domain license 
Elephant trunk snake (Acrochordus Javanicus) and Columbrine Sea Krait (Platurus Fasciatus) illustrated by Charles Dessalines… Free Image from public domain license 
Grass Snake and the green vine snake illustrated by Charles Dessalines D' Orbigny (1806-1876). Digitally enhanced from our… Free Image from public domain license 
Gongylus ocellatus and Pseudopus Pallasii illustrated by Charles Dessalines D' Orbigny (1806-1876). Digitally enhanced from… Free Image from public domain license 
Fire Salamander (Salamandra Salamandra) and Hellbender Salamander (Cryptobranchus alleganiensis) illustrated by Charles… Free Image from public domain license 
1. Keeled Nosed Toad (Bufo carinatus); 2, 2a. Doubtful Toad (Bufo dubius) from Illustrations of Indian zoology (1830-1834) by… Free Image from public domain license 
Fasciated snake or Blue snake or wampum snake illustration from The Naturalist's Miscellany (1789-1813) by George Shaw (1751… Free Image from public domain license 
Snake by Kōno Bairei (1844-1895). Digitally enhanced from our own original 1913 edition of Barei Gakan. Free Image from public domain license 
Bell's Uromastix (Uromastix Bellii) from Illustrations of Indian zoology (1830-1834) by John Edward Gray (1800-1875).… Free Image from public domain license 
1. Side Streaked Tree Snake (Dendrophis lateralis); 2. Reddish Dipsus (Dipsus rubescens) from Illustrations of Indian zoology… Free Image from public domain license 
1. Gocool Dipsas (Dipsus Gocool) 2. Black Headed Lycodon (Lycodon melanocephalus) from Illustrations of Indian zoology (1830… Free Image from public domain license 
Cobra Capella (Naia tripudians from Illustrations of Indian zoology (1830-1834) by John Edward Gray (1800-1875). Original… Free Image from public domain license 
1. Yellow Monitor (Monitor flavescens) from Illustrations of Indian zoology (1830-1834) by John Edward Gray (1800-1875).… Free Image from public domain license 
Illustration of Constrictor boa from Zoological lectures delivered at the Royal institution in the years 1806-7 illustrated… Free Image from public domain license 
Brown Viper (Vipera Fusca) from The natural history of Carolina, Florida, and the Bahama Islands (1754) by Mark Catesby (1683… Free Image from public domain license 
Frog illustration from The Naturalist's Miscellany (1789-1813) by George Shaw (1751-1813). Free Image from public domain license 
Collection of various reptiles from A history of the earth and animated nature (1820) by Oliver Goldsmith (1730-1774).… Free Image from public domain license 
1. Bora Ophisurus (Ophisurus Boro); 2. Harancha Ophisurus (Ophisurus Hurancha); 3. Linear Moringua (Moringua linearis); 4.… Free Image from public domain license 
1, 1a. Spotted Tree Frog (Hyla maculata); 2, 2a. Bengal Frog (Rana Bengalensis) from Illustrations of Indian zoology (1830… Free Image from public domain license 
Lined Tailed Tree Snake (Ahætula caudolineata) from Illustrations of Indian zoology (1830-1834) by John Edward Gray… Free Image from public domain license 
Five Banded Dragon Lizard (Draco quinque-fasciata) from Illustrations of Indian zoology (1830-1834) by John Edward Gray (1800… Free Image from public domain license 
1. Spotted Bellied Snake (Coluber ventromaculatus); 2. Bell's Tree Snake (Ahætula Bellii) from Illustrations of Indian… Free Image from public domain license 
1. Red Bellied Tiliqua. Tiliqua rubriventris); 2. Beautiful Tiliqua (Tiliqua pulchra) from Illustrations of Indian zoology… Free Image from public domain license 
1-3. Bengal Snake (Coluber Bengalensis); 4-7. Lozenge Snake (Coluber rectangulus) from Illustrations of Indian zoology (1830… Free Image from public domain license 
1. Macgregor's Lyre Headed Lizard (Lyriocephalus Macgregorii); 2. Stoddart's Unicorn Lizard (Ceratophora Stoddartii) from… Free Image from public domain license 
1. Slender Calliophis (Calliophis gracilis); 2. Lined Maticora (Maticora lineata); 3. White Bellied Changulia (Changulia… Free Image from public domain license 
1. Lined backed Elaps (Elaps dorsalis); 2. Chain Spotted Lycodon (Lycodon catenatus) from Illustrations of Indian zoology… Free Image from public domain license 
Three Streaked Tiliqua (Tiliqua trivittata) from Illustrations of Indian zoology (1830-1834) by John Edward Gray (1800-1875).… Free Image from public domain license 
Black Cobra Capella (Naia tripudians) from Illustrations of Indian zoology (1830-1834) by John Edward Gray (1800-1875).… Free Image from public domain license 
Asp Viper illustrated by Edme François Jomard for Description de l'Égypte Histoire Naturelle (1809-1828).… Free Image from public domain license 
Great Plains toad from Exploration of the Red River of Louisiana (1852) published by Randolph Benton Marcy. Original from the… Free Image from public domain license 
Plain-bellied water snake from Report of an Expedition Down the Zuni and Colorado Rivers (1853) published by Lorenzo… Free Image from public domain license