Dahl's Toad-Headed Turtle (IMAGE) Wildlife Conservation Society Caption Scientists looked at how fragmentation is affecting critically endangered Dahl's toad headed turtle (Mesoclemmys dahli) a forest-stream specialist found only in Colombia. Credit WCS Colombia Usage Restrictions Must use proper photo credit 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.