Contact: Diana Yates
University of Illinois at Urbana-Champaign
Caption: The eastern massasauga rattlesnake normally spends spring in shallow wetlands and summer in drier upland areas.
Credit: Matthew Allender
Usage Restrictions: Photo may be used only to accompany stories about the research described in this release. Credit: Matthew Allender.
Related news release: Rare fungus kills endangered rattlesnakes in southern Illinois