Contact: Josh Chamot
National Science Foundation
Caption: During the Paleocene-Eocene Thermal Maximum more than 55 million years ago, insects chewed large holes in this leaf.
Credit: Credit: Photo by Amy Morey
Usage Restrictions: Reporters must credit Amy Morey. Additional use restricted; contact Amy Morey for permission to use image for reasons other than news coverage.
Related news release: Fossil record suggests insect assaults on foliage may increase with warming globe