I beg to differ, if the Red Tailed, Coopers, Sharp Shinned a.k.a. Blue Darter Hawks do not look upon chickens as their normal vittals, then why are the three above named hawks known collectively as "CHICKEN HAWKS"?
Congratulations. The realization that the well meaning advice out there about the ways to dissuade hawks from killing your chickens (like CDs, brush, or fishing line) is just clap trap. Nothing is 100% effective except locking your chickens away like the girl Rapunzel in the fairy tale and...