Susi that is the perfect explanation...Swearing!
Hibou does it too...mind you she keeps trying to get them, you can see her looking all around to see if there anything she could use to reach them...
Yes chirping, trilling, squeeking, meowing, all those noises
Hibou Squeeks when you pick her up. I used to worry that I was hurting her,, but since she does it all the time, I have stopped worrying about it.