The pictures even solved a problem for Cooper after his owners saw pictures of him constantly looking at the back door - they realised he needed a cat flap.

这些照片甚至为库珀解决了一个难题：它的主人看到他不停地看着后门，意识到需要为它准备一个门。

But getting back to something else in your e-mail-i think what your cat Casper did when he was hiding behind that flap of bedspread falls under what I call Feline Physics.

让我们回到您邮件里的另一个话题——您的猫卡斯珀藏在床单后面的情况，我个人称之为猫科物理学。

Cats, as their owners already guessed, like to sneak through next-door's cat-flap and raid the food bowl;

就像它们的主人已经猜到的那样，猫咪会通过猫洞溜到隔壁邻居家，偷袭食盆里的猫粮；