A Baby Aye-aye Gets a Weigh-in (IMAGE) National Evolutionary Synthesis Center (NESCent) Caption The new database contains over 65,000 weight measurements for more than 2,100 animals (27 species), taken over each animal's lifespan. Credit Photo by David Haring 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.