juvenile - from the Westmoreland/Fillmore group set; observing the development of juveniles and this one has captured prey {on it's own} and was eating but also constantly calling out - the whole time. I know the 4 juveniles have expanded their territory now (for hunting) as I saw one in my backyard - which is about 4 blocks west and south - from the nest site (the anchor point -where they all started from which is on Westmoreland/Fillmore:

I would say that bird feeders will be hot spots in the neighborhood.