15 to 20 milimters
If they had thick wings for their body size they would not be able to fly.
yes
300 million years ago dragonflies where the size of kites (the bird)
Dragonflies are invertebrates
The ancestors to the dragonflies was the Protondonata. These were the 1st winged insects on Earth and the earliest form of dragonflies.
Dragonflies are real but dragons are not.
No dragonflies eat bugs and mosquitoes.
A swarm of dragonflies.
no dragonflies do not take pollen
A Fetch of dragonflies.
No. Dragonflies eat other insects, and sometimes even other dragonflies.