Adelie (IMAGE) American Institute of Biological Sciences Caption Adelie penguins, pictured here, nest earlier than chinstrap and gentoo species. Heavy snow in the spring of 2001-2002 led to flooded nests and accelerated population decline for Adelies. Credit Beth Simmons/Palmer LTER via CC by-SA 4.0 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.