<i>Phrynocephalus vlangalii</i> (IMAGE) Proceedings of the National Academy of Sciences Caption This is a pregnant viviparous lizard, Phrynocephalus vlangalii. Credit Yin Qi (Chengdu Institute of Biology, Chengdu, China) Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.