Didgeridoos were wind instruments. The aborigines on board the Monarch's ship played didgeridoos to accompany dances. (TV: Four to Doomsday)
A lassimater was part flute, part recorder and part didgeridoo, and made the most beautiful music in the universe. (PROSE: Most Beautiful Music)
Two of the Travellers on Heaven played didgeridoos. (PROSE: Love and War)
The diviners used by Mariam's people reminded the Eighth Doctor and Helen Sinclair of didgeridoos. (AUDIO: The Sonomancer)