Caption:
Frogs, toads and tadpoles. European tree frog, Hyla arborea, rattle-voiced tree frog, Auletris crepitans, edible frog, Rana esculenta, shrinking frog, Pseudis paradoxa, Surinam horned frog, Stombus cornutus, Spix's horned tree frog, Hemiphractus scutatus, fire-bellied toad, Bombina bombina, midwife toad, Alytes obstetricans, cane toad, Rhinella marina, giant rain frog, Breviceps gibbosus, pumpkin toadlet, Brachicephalus ephippium, African clawed frog, Xenopus laevis, and Suriname toad, Pipa pipa. Lithograph by C. Loeffler from Lorenz Oken's Universal Natural History, Allgemeine Naturgeschichte fur alle Stande, Stuttgart, 1841.