Meltwater Stonefly (IMAGE) The University of Montana Caption This meltwater stonefly Lednia tumana is a member of the cold-water community that has persisted in Glacier National Park since the Little Ice Age. The species was recently listed as threatened under the Endangered Species Act due to climate change. Credit Credit: Joe Giersch, USGS 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.