He was thinking less of the invisible creature in the room than of the interview that lay before him.

Light reflecting from the eyes of hundreds of invisible creatures below them.

Nobody knew who the invisible creatures were or what kind of technology they possessed.

It was the invisible creature, revealed to human sight apparently of its own choice and accord!

On the fourth island, they encounter some invisible creatures who give them dinner at a large house.

Lucy knew there was no time to sit puzzling as to what these invisible creatures might be.

If in- deed "showed" is the right word for invisible creatures.

While arguing with some of these invisible creatures, the red string falls off her wrist.

Could it be that the Ronin were able to organize the invisible creatures?

A small creature, virtually invisible in the dusk, came out upon the hillside before him and sang.