In contrast, common names of nondipteran insects that have fly in their names are written as one word, e.g. butterfly, stonefly, dragonfly, scorpionfly, sawfly, caddisfly, whitefly.
en.wikipedia.org A few nymphs are also known, and show mouthparts similar to those of modern dragonfly nymphs, suggesting that they were also active aquatic predators.
en.wikipedia.org They are gregarious for dragonflies, and are commonly seen perching in groups.
en.wikipedia.org This dragonfly is found in terrestrial areas with standing water.
en.wikipedia.org The game was to contain around 120 dragonflies to collect, over 25 levels, a framerate of 60 frames per second and fast loading times.
en.wikipedia.org