Termite

Termites were non-sentient insects native to Earth.

The Hexagora built structures similar to termite mounds. (AUDIO: Hexagora)

The Charrl hive reminded Ace of termite mounds she saw in Ngorogoro Crater with the Seventh Doctor in 1926. (PROSE: Birthright)

Genetically engineered termites created by humans were abandoned on Callisto and eventually became sentient. (AUDIO: Valhalla)

The Kromon were a giant termite-like species in the Divergent Universe. The Eighth Doctor and Charlotte Pollard met them during his exile there. (AUDIO: The Creed of the Kromon)