The African Turquoise Killifish (IMAGE) Cell Press Caption Researchers have developed a genome-editing toolkit to study aging in the naturally short-lived African turquoise killifish. Credit Itamar Harel Usage Restrictions Credit Required. 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.