Because I have a black cap.
(Although not if you're female with a brown cap!)
He sings beautifully too but they're remarkably flighty so I'm quite pleased he stayed around a while.
After my walk this morning, I met up with J in Saltaire for a coffee and caught up on all his news. Then it's been a working kind of an afternoon and evening.
But still, a good one. And now it's time to switch off.