Skimmers (Libellulidae) | Farmscape Ecology Program
4-winged dark colored dragonfly - Libellula luctuosa - BugGuide.Net
Premium Photo | Dragonfly, four-winged animal with a large head and long tail
4-H - The four-winged dragonfly is considered the world's greatest flyer, mastering flight in any direction! Maybe that's why they inspired the creation of flying robots. Enjoy more #ScienceSaturday facts and learning