Lemon Frost (IMAGE) Howard Hughes Medical Institute Caption Lemon Frost leopard geckos are known for their distinctive coloring - and skin tumors. Scientists have now linked the tumors to a gene implicated in human skin cancer. Credit L. Guo et al./PLOS Genetics 2021/Steve Sykes Usage Restrictions Must use 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.