Freshbelly Frog (IMAGE) Pensoft Publishers Caption A N. madreselva freshbelly frog shows a large irregularly shaped white mark, stretching from its chest to its belly. Credit Dr. Vanessa Uscapi Usage Restrictions CC-BY 4.0 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.