An excellent cat toy. The more you play with it, the more appears.
Walls are delightful level surfaces that humans build around their houses just for cats to lie on.
Photo by The Marmot
A wallet is a cat toy humans keep in their pockets.
Photo by The Consumerist
A useless, smelly substance that makes humans behave badly. Photo by mcmorgan08
Cats do not need wings. They can catch birds quite well without them. Photo by Greencolander