Good instructions on how to put up a horse fence. Be sure to get WOVEN wire aka field or horse fence-it is stronger than WELDED wire ) .I would also top this fence with one "hot" wire across the top to electrify it. You need wood anchor corner posts, (4x4 or 6x6) on the ends and "in line" every 30-50 feet mounted in concrete & at least 4 feet in ground or to the frostline. T-posts every 10 feet.
Cheap Fence Ideas | Feature Fencing - Brush, Custom, Gates, Merbau, Paling, Picket, Pool ...This would work for a chicken run, if I keep their wings clipped, or tweak it a bit and add a top. or a little angled ledge so they can't fly over. More
Simple, clean fence using cattle panels. Could be an inexpensive but strong deer fence solution if a second cattle panel was run across the top to make it twice as high. Cattle panels cost about $20 for a 50in x 16ft panel.