関連ワード:  is it normal for cats to play fetch    is it common for cats to play fetch    is it normal for kittens to play fetch    is it unusual for cats to play fetch    is it normal for a cat to play fetch like a dog    is it normal for cats to want to play fetch    is it common for kittens to play fetch    is it common for cats to know how to play fetch    is it rare for a cat to play fetch    is it weird for a cat to play fetch