All good points
North Texan. Especially with respect to exclusion cages, though cattle panels are a bit expensive for that purpose. An 8' or 10' length of 2" x 4" x 48" fence wire formed into a circle works quite well.
Even a small one like this will do the job.

SL Exclusion Cage 02-18-17 by
Van Lopez, on Flickr" />