You are way south but a goshawk could almost lug a 5 lb hen. Goshawk does look a lot like a Coopers. You are still way south for goshawks. Otherwise if Coopers, a female can carry a live juvenile chicken that is just over a pound while a male can pack something about 2/3's as large. If...
The text in bold can not be correct. Red-tailed hawks are unable to fly with my 4.5 lb game hens which is smaller than typical individuals of full grown heavy breeds. Coopers are even less capable. Check species ID. Are you where goshawks occur?
What we did to compensate was throw scratch / bird seed within chained dogs reach. Chickens could come and eat but hawk would be committing suicide if it grappled chicken on ground within chained dogs reach.
Setting feeder / feeding station close heavy cover like brambles or osage orange...
Part of problem we have that leads to hawks being vilified is having parties with very few facts at their disposal while advising others with even less. Promotes bad decision making.
Red-shouldered hawks are decidedly not a threat to adult poultry, even when operating as a pair.
Very...
Yes, sharp-shinned adult and if robin sized a male. Small feet (shins) and squarish head of perching bird are good indicators of sharp-shinned hawk. Not a threat to adult chickens, probably not even bantams. May threaten chicks but not in my experience.