It may be an owl's head with mother-of-pearl eyes, or a wooden pelican's beak, or a wolf's head.

It may be a wooden animal's face, which can be pulled apart by a string, and reveal under it an effigy of a human face, the first masque changing into great ears.

The museum at Ottawa, Canada, contains a great number of such masques, and some missionaries in the Northwest make curious collections of them.
The whirling begins.

Everywhere are whirling circles--round and round they go.

The sight of it all would make a spectator dizzy.