Life of Megaconus in its Jurassic Niche (image) University of Chicago Medical Center Caption Megaconus was a nocturnal animal, foraging mostly in the night. It lived on the shores of a shallow freshwater lake in what is now the Inner Mongolia Region of China. Credit April Isch, Zhe-Xi Luo, University of Chicago Usage Restrictions None 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.