On top of the highest backpack, a male ant, two to three centimeters long, with wings and carrying a membrane on its back, droops its antennae, utterly dejected.,"If nothing unexpected happens, I will come back here in two years. I hope to see you again by then.",The dragonfly's wings beat as it takes flight, pouncing on its prey. Using its mandibles and front legs, it twists the head off directly. Then, it tears off the two plump hindlegs and devours them.。