Jon Carroll clinically observes two kittens.
"Instead of dashing through the door, Subject A leapt on the bed, pounced on the sleeping Subject B, pummeled her briefly and raced off again, out of the bedroom and back toward me. Subject B, somewhat drowsy and perhaps uncertain as to what had just happened, furiously attacked her own tail. Apparently she caused herself pain, because she suddenly yipped, rolled over thrice, stood up on the bed and stared fixedly out the window.
"Subject B may be developing a theory of events, but she is looking in precisely the wrong direction, as if the crows outside were her nominees for the unprovoked attack upon her person, or upon her cat, whatever the correct legal term is.