Did you know there are thousands of dragonfly species around the world? Dragonflies are carnivorous, feeding on insects such as flies, mosquitoes, moths, leafhoppers, and sometimes even other dragonflies. Credit: KATE MCKAYThese beneficial insects are remarkably skilled hunters, with a success rate of 90 to 97%, which exceeds that of any other animal, including lions, sharks and cheetahs. Common Green Darner: A migratory species, this three-inch-long flier is the only dragonfly seen in all 50 states. Credit: COURTESY KATE MCKAYAll in all, dragonflies are amazing creatures with fascinating life histories.