Green Darners

Anax (from Ancient Greek ἄναξ anax, "lord, master, king") is a genus of dragonflies in the family Aeshnidae. It includes species such as the emperor dragonfly, Anax imperator.

Species of Anax are very large dragonflies. They generally have light-colored bodies and dark tails with pale markings.

Some species are migratory, for example Anax junius.