You may have wondered if your dog knows or cares when you're naked - because after all, they always are.
A woman has triggered a controversial conversation on the topic on Mumsnet, after questioning whether owners let their pets see them in the nude.
User dottypotter said: "I was talking to a friend about sleeping with nothing on in the hot weather. She said she couldn't do that as the cat would come in the room and see her naked. Made me laugh and think.