Figure 1 (IMAGE) Tohoku University Caption The Miyako keelback snake above and the Miyako grass lizard (below) are endemic to the Miyako Islands. There has long been debate about how these species arrived on Miyako Island. Credit S. Seki Usage Restrictions Reporters may use freely these materials in news coverage with appropriate credit information. License Original 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.