Three Couple Of Damselfly Connected Tail-to-head Laying Eggs On River

blue damselfly damselfly common bluet dragonfly odonata anisoptera national geographic zygoptera green nature insect swamp macro environment blue nat geo species mating water pair waterway enallagma cyathigerum marsh male stream fly female couple natural breeding animal copulation connected copulating habitat closeup coupling flying creature close up river planet tailtohead egg union laying behavior breed