Frog skeleton Small 320×254 Medium 640×509 Large 1024×814 Download Tiff Original 2400×1907 | (1.1 MB) Description The skeleton of a frog. Keywords amphibian, batrachia, frog, skeleton Galleries Amphibian Anatomy Source: S. G. Goodrich Animal Kingdom Illustrated Vol 2 (New York, NY: Derby & Jackson, 1859)