Howard Moon and Vince Noir work there as zookeepers under manager Bob Fossil and owner Dixon Bainbridge.

[1] Howard and Vince often leave the Zooniverse for various adventures throughout the series, visiting locations such as Limbo, Monkey Hell, and the Arctic tundra.

[6] Episodes were shot on tape, then filmized in post-production; the outtakes on the DVD are presented raw, pre-filmization.

[7] Howard is blackmailed by Bob Fossil into participating in an illegal underground boxing match with a violent kangaroo.

Howard thinks that by winning the fight he will impress Mrs Gideon, Head of Reptiles, so Vince decides to help him by training him up.