Strawberry Poison Dart Frog (IMAGE) University of California - Davis Caption A strawberry poison dart frog in Costa Rica. A UC Davis study found that frogs that tolerate higher temperatures are likely to fare better in a warming, changing world. Credit Justin Nowakowski/UC Davis Usage Restrictions Provide 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.