animals beautiful dragon dragon fly fly insect sky wings brown eyes grass nature small animal avian bug dragonfly everglades exoskeleton Florida insects swamp wetland wetlands wing abstract blue color environment fauna flora green head leaf predator tail wild air blur flight macro clouds life Anisoptera close helicopter Nyberg Odonata summer sun UP closeup texture transparent wire dragon-fly Fortpflanzung Gewässer Gräser Insekten libelle paarung Sumpf Tiere