Coastal cliffs near Estellencs (IMAGE) University of Oxford Caption Coastal cliffs near Estellencs (Balearic Islands, Spain) where the oldest known gnat was found Credit Balearic Museum of Natural Sciences Usage Restrictions None. 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.