Tsuyoshi Watanbe, corresponding author (IMAGE) Hokkaido University Caption Tsuyoshi Watanbe, corresponding author of the current study, in Oman (Photo: Tsuyoshi Watanabe). Credit Tsuyoshi Watanbe Usage Restrictions This image is copyrighted, but may be used to report this press release if credited as instructed. 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.