Chris Simon, an evolutionary biologist at the University of Connecticut, and her husband Stephen Chiswell, an oceanographer, visit a forrest to map out and collect samples of newly emerged Brood X cicadas during a field trip near Blairsville, Georgia, U.S., May 22, 2021. "The biggest questions are: Is climate change changing their life cycles? And then, how does it change them?" said Simon. REUTERS/Carlos Barria SEARCH "CICADAS BARRIA" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES