Mr. Shoulder Patches is having a fit, which I cannot portray properly because I cannot synchronize the shutter button of my camera with his open-billed shrieks. You will never guess what he is mad about, ever.
He's mad at another bird so phylogenetically distant that he might as well be an iguana or a yak. He definitely doesn't speak redwing.
Here's the guy:
Yes, handsomest of the ducks is hogging the bird feeder.
This is what happens when you feed birds. Things go off-kilter, including, apparently, the feeder itself.