Insects
All Insects have :
6 legs
3 body parts
a pair of feelers.
image from Pixabay.com
Not all insects can fly. Insects either have 0, 1 or 2 pair of wings.
Insects are the only arthropods that can fly. Species from other groups of arthropods cannot fly e.g. crabs, spiders
For example dragonflies can fly at speeds of over 60km per hour