Frog Stage 3 Small 320×183 Medium 640×366 Large 1024×585 Download Tiff Original 2400×1372 | (378.4 KB) Description "Life history of a frog. Tadpoles during emergence of limbs." -Thomson, 1916 Keywords emerging limbs, frog stages, metamorphosis, tadpole limbs, tadpoles Galleries Amphibian Development Source: Thomas Walton Galloway Textbook of Zoology (Philadelphia, PA: P. Blakiston's Son & Co., 1915)
