: Blattodea.

The cockroaches are a small order of medium sized to large winged insects. Most species belong in the tropics or subtropics, but a number of species have adapted to life in human dwellings and have thereby managed to spread to all parts of the globe.

Cockroaches Blattodea
Creative Commons Attribution | Hallvard Elven | Leif Aarvik | Natural History Museum, University of Oslo