Nano-gnat

A nano-gnat is a very small cybertronian lifeform. Though nano-gnats appear to be considered a nuisance, they are easily destroyed.

Fiction

Quickstrike expected to be swatted out of the sky by the Ark's autoguns like a nano-gnat as he hovered cloaked by a sensor buffer. A Meeting of Minds

From Teletraan I: The Transformers Wiki, a Wikia wiki.