Invasive snails (IMAGE) University of Iowa Caption The key to a successful invasion may lie in living fast and dying young. University of Iowa biologists studying a species of freshwater snail found that lineages that were the most successful invaders matured and reproduced more quickly than noninvasive counterparts within the species. Credit Carina Donne, Colorado State University Usage Restrictions There are no restrictions to usage. 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.