The golden-ringed dragonfly is a very large dragonfly that is on the wing from May to September. It is a dragonfly of small, acidic streams in moorland and heathland, and may be found away from its ...

While in flight, the female Aeshna juncea contorts so that ... she’s already been inseminated by the mate she chose, and the dragonfly penis is structured so that it removes any sperm present ...