Great Zoo is Delia's 1972 stereo version of her 1969 piece Great Zoos of the World. The melody and rhythmic structure are the same but the sounds have been reworked; for a comparison see the page for Great Zoos of the World.
The British Library's catalogue lists:
Title: Great Zoo Short title: Great Zoo/Derbyshire Author/composer: Derbyshire, Delia 1937-2001 (composer)
- Broadcast on Radio 3 on 4th October 1973 as part of the programme The Space Between.
- In the BBC Sound Archive on tape TRW 7717: "The Space Between".
- Archived at the British Library's National Sound Archive Listening Department, FIND FORMAT: T634BW, track 4.