Why are there so many dragonflies this year?

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Dragonflies swarm along the lake front near Belmont Harbor in Chicago Monday, Aug. 3, 2015. (Erin Hooley / Chicago Tribune)

Dr. Doug Taron, curator of biology for the Chicago Academy of Sciences and its Peggy Notebaert Nature Museum joins Roe Conn and Anna Davlantes to discuss why there are so many more dragonflies around this summer compared to others and why you might be happy to see them.


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