Swim Lines of Frog Small 196×320 Medium 393×640 Large 628×1024 Download Tiff Original 1472×2400 | (174.1 KB) Description A diagram demonstrating the motion a frog makes whilst swimming. In this stage of the frog's life, the frog makes waved lines while moving through the water. Keywords frog, glide, line, swim, swimming, tadpole, water, wave Galleries Amphibian Anatomy Source: Pettigrew, J. Bell Animal Locomotion (New York, NY: D. Appleton & Company, 1874)