English: flies.
Name: from the Greek di meaning two, and pteron meaning wing.
Genera: ± 1000000 species including horse-flies, crane flies, hoverflies and others, although only about 125,000 species have been described.
ZoologyFlies are insects with a single pair of wings, the hindwings having evolved into advanced mechanosensory organs known as halteres, which act as high-speed sensors of rotational movement and allow dipterans to perform advanced aerobatics.