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Global Insight Network

Why do dragonflies swarm?

Author

Ava Hall

Updated on April 30, 2026

If you're seeing them around your house, it may be because your yard harbors their favorite food: mosquitoes. Swarming dragonflies could be responding to a high mosquito population, but they also eat several fly species. It's best to let dragonflies be; they'll eat up pests, and they're fun to watch while they do it.

Likewise, what does it mean when there are a lot of dragonflies?

What we do know is that dragonflies are more numerous in high-quality water, so abundance is an indicator of healthy aquatic ecosystems, and that's a good thing. Dragonflies are often observed long distances from the nearest water.

Likewise, why do dragonflies fly in circles? The common explanation is that the dragonflies are mating. In doing so, their bodies form a copulation, or mating, wheel which is vaguely heart-shaped. When this is accomplished, the pair unfold and fly away to find a suitable place to lay eggs. In some species, they quickly separate and the male may leave.

Also to know is, what does a swarm of dragonflies symbolize?

Seeing swarms of dragonflies mean rain is on the way. In some cultures, dragonflies represent good luck or prosperity. So make a wish when you see a dragonfly and it'll come true. Plenty of dragonflies meant there were plenty of fish around.

What attracts dragonflies to a yard?

How to Attract Dragonflies to Your Garden

  • Focus on Water. You don't need a large pond to attract dragonflies.
  • Add Water Plants. Dragonflies breed in water because their young, called nymphs, need hiding places.
  • Edge Your Pond with More Plants. The ideal placement for plants is along the edge of your pond, as they offer more perching sites for dragonflies.

Related Question Answers

Do dragonflies bite humans?

The short answer is yes. Keep in mind, though, that dragonflies don't have a stinger, so they won't sting you. Dragonflies aren't an aggressive insect, but they can bite out of self-defense when they feel threatened. The bite isn't dangerous, and in most cases, it won't break human skin.

Do dragonflies mean snakes are around?

Snake doctor, generally used to refer to dragonflies and damselflies in the South, refers to a folk belief that dragonflies follow snakes around and stitch up injuries they may sustain, especially those that leave them in pieces. Both are of the order Odonata, but are of different suborders.

Do Dragonflies eat mosquitoes?

Dragonflies are natural predators for mosquitoes. In fact, they eat them at all stages of life. An individual dragonfly can eat hundreds of mosquitoes each day. Adult dragonflies will travel several miles from a body of water.

What does a dragon fly mean?

The dragonfly symbolizes wisdom, change, transformation, light and adaptability in life. The dragonfly is also a symbol of the “realm of emotions” from joy and happiness to melancholy, sadness, anger, jealousy and all of the other emotions.

Are dragonflies good or bad?

In addition to their striking color and dazzling aerial displays, dragonflies make our outdoor experience more enjoyable by reducing those pesky mosquitoes and gnats. They are carnivores who eat all types of other insects too including cicadas, flies, and even other smaller dragonflies.

What is a bunch of dragonflies called?

According to Smithsonian magazine, the term is "swarm." See fact number 12 about dragonflies. Yet National Geographic mentions the terms "flight" and "cluster". See this page on dragonflies. I gather that the three most accepted terms are "swarm", "flight", and "cluster".

What do dragonflies turn into?

Emergence. Dragonflies undergo incomplete metamorphosis; unlike other winged insects, such as butterflies, dragonflies do not have a pupal stage and transition straight from a larva to an adult.

What do dragonflies mean in the Bible?

As the dragonfly cuts through the water, it reminds Christians of the power of the word of God in Hebrew 4:12, “For the word of God is alive and active.

How do you get rid of a swarm of dragonflies?

Introduce Predators

Introducing predators into your yard can help you get rid of dragonflies in a more natural and life-cycle sort of way. For example, frogs eat dragonflies, so bringing the amphibians into your yard can help take care of the problem.

How do you know your spirit animal?

A few techniques for discovering your spirit animal:
  1. Pay attention to your dreams. Our dreams are intimately connected to our waking lives, so every time you see an animal in yours, write it down the next morning.
  2. Think about your past connections to certain animals.
  3. Journal about the animals that you feel drawn to.

Why do dragonflies touch the water?

It is laying eggs. While damselflies and some dragonflies will settle on vegetation and insert eggs into stalks and other material in or near the water, many dragonflies will fly across the water dipping the end of their abdomens into the water and releasing eggs.

Where do dragonflies go at night?

Underwater, aquatic plants, grasses and roots provide excellent cover to sleep among. On the land, dragonflies will sleep tucked away in buses or under leaves, or sometimes more out in plain sight, if they feel sufficiently camouflaged. Dragonflies do sleep.

Are dragonflies friendly?

But even as nymphs, they are voracious eaters, happily dining on mosquito larvae and other underwater creatures. To bring in the dragonflies, you can either create a pond or make sure that the bodies of water near your property are dragonfly-friendly.

Can dragonflies drown?

I fished it out, as often insects seem drowned but revive nicely if dried off, but this one perished. Promptly I found a thin bamboo stake and stuck it in a tub of waterlilies, and since then no dragonfly has drowned. The lesson to be learned today, therefore, is to provide either reeds or a stake for your dragonflies.

Are dragonflies good for anything?

Since dragonflies eat mosquitoes and other insects, they help gardeners and outdoor enthusiasts. This also helps the environment, because it allows humans to reduce the use of pesticides to kill these insects.

Do Dragonflies eat wasps?

But dragonflies are nature's most successful predator when it comes to catching prey, scientists have revealed. Dragonflies eat mosquitoes and other small insects such as flies, bees, ants and wasps, as well as the occasional butterfly, which they hunt around marshes, lakes, ponds, streams and wetlands.

Do Dragonflies eat ticks?

They'll eat any insect they can catch, including other dragonflies. Midges and mosquitoes make up the bulk of their diet, but dragonflies will also prey on flies, bees, beetles, moths, butterflies, and other flying insects.

Are dragonflies dangerous to dogs?

The creepy bugs themselves aren't toxic, but eating too many of them can make your dog very sick with symptoms such as stomachache, lack of appetite and bloody, painful stools. If your dog does wind up overdosing on the crunchy pests, recovery can be a slow, uncomfortable process.