"I'd hate to spoil it." Even as he spoke, it disappeared.

Quest took out the little gate opening apparatus from his pocket.
"We've got to get inside there, Lenora," he announced, stepping forward.
She followed him silently.

A few turns of the wrist and the door yielded.
Keeping Lenora a little behind him, Quest gazed around eagerly.

Exactly in front of him, clad only in a loin cloth, with hunched-up shoulders, a necklace around his neck, with blazing eyes and ugly gleaming teeth, crouched some unrecognisable creature, human yet inhuman, a monkey and yet a man.

There were a couple of monkeys swinging by their tails from a bar, and a leopard chained to a staple in the ground, walking round and round in the far corner, snapping and snarling every time he glanced towards the new-comers.