My new owl (or: what does my arm have in common with the moon?)

Exhibit A: What happens when you joke around with Sister Eileen. That robin hasn't shown up outside my bedroom window yet, but I'm ready for the noisy-assed worm-getter.

Exhibit B: Answer to arm/moon question: Both have had scoops taken out of them lately.
(Photo taken moments before Mr Greencheese slipped behind the clouds.)