NEMO RAMJET / SCIENCE PHOTO LIBRARY NEMO RAMJET / SCIENCE PHOTO LIBRARY
Tetrapodophis prehistoric snake. Computer illustration of a Tetrapodophis sp. prehistoric snake. Tetrapodophis is one of the oldest snakes and the only known snake to have four legs. It lived during the Early Cretaceous period (around 146 to 100 million years ago), in what is now Brazil.
Model release not required. Property release not required.