Dragonflies are generally larger and perched with open wings that are perpendicular to the body.
Compared to damselfly, its elongated body are much more flatter. The eyes are very close to each other.
Most of them can’t walk well, but it’s believed to be one of the fastest flying insects in the world.
Dragonflies are predators. They capture their prey in flight and prey on mosquitoes and other insects like bees, ants, flies, butterflies and moths just to name a few. But it is also subject to other predators like frogs, birds, spiders and even their larger counterparts.
Comparing to dragonflies, damselflies are generally smaller in size and look more fragile in appearance. Its body is long and skinny and usually ends with a dew form.
The wings are usually perch close and parallel to the body.
It is a weak flyer, eyes separated apart and they are predator too. Their food consumption is equally small as of the predator.
Both are closely related group of insects.