It now appears to be safe for canines and humans to enter the backyard once more. There is no sign of the grounded adolescent bluejay and the over-protective parental units are no longer screeching at and attacking every mammalian that steps out our back door.
Mrs. Blather, ever-positive and faith-filled, is convinced the youngster finally learned to fly and soared off to a happy, productive life.
I have a less uplifting hypothesis but I’m keeping it to myself.