That's good advice too.
I have long hoop pens I've built from 10' sections of remesh. A big owl can't get in the 6X6" mesh and strong enough to keep dogs, foxes, coyotes out.
Dogs won't help against airborne predators. I'd start by calling Wyoming Game and Fish at 1-800-842-1934 and discuss the issue with them. There are local numbers in this pdf
http://gf.state.wy.us/web2011/Departments/wgfd/pdfs/BULLETIN_NO450001787.pdf
I have a supply of bottle rockets that work...