Persian Dwarf Snakes (IMAGE) Ghent University Caption A: Eirenis persicus; B: Eirenis angusticeps; C: Eirenis walteri; D: Eirenis nigrofasciatus. Credit Photos of (A & D) are taken by F. Heidary; (B) by R. Masroor; (C) by R. Nazarov. 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.