Since cats have very flexible bodies, any corner with a gap may become a hiding place for cats. Even the little billiard hole cat can easily get out of there. If you don't believe me, you see —
Look at this shoveler was originally playing billiards, but who ever thought that as soon as the ball fell into the hole, there was a small head that came out of the hole.
Meowth: "Oh, it looks like this hiding place has also been discovered." In order not to be disturbed by stupid humans, let's hurry up and change places to rest. ”