Everybody knows that cats like to blink their eyes at you. People especially like it when that blink happens slowly. Most ...

Another user, letmesarahnadeyou commented: "One of my cats has a messed up eye and the other will copy her too." And on the cat's defense, 6hundred5 added: "Looks more like he just was sleeping on ...

visible beneath the nictating membrane in a cat with open eyes have also been made. Keeping one eye open to detect threats during sleep is something that’s also been suggested in birds.