関連ワード:  why do cats tails swell up    why do cats tails puff up    why do cats tails puff up when playing    why do cats tails puff up when happy    why do cats tails puff up when scared    why do cats tails puff up when they die    why do cats tails puff up when they're scared    why do cats tails puff up when fighting    why do cats tails puff up when they play    why do cats tails puff up when angry