Indeed. One of the unpublished problems is that there are hundreds, if not thousands of feral horses in Nevada, many in the Bundy area. They are eating the place bare and drinking it dry. The BLM claims it has no funds to gather them up and instead, cut the ranchers' grazing allotments "to preserve the wilderness area".
Here's an article about it in the local newspaper: Debate continues on feral horse issue
and
When they do, the wild horse lovers, of which there are many, many, many in the US, complain that BLM is being cruel. Then after the round-up, the grazers complain because BLM didn't catch all the horses.
After the round-up, they have to store them. They can't kill them or sell them to processors. They have many huge pens where they store these horses that they have to feed and provide vet services until natural death. They probably have more horses in these pens than there are on the range. They probably spend more money on these stored horses than they do managing the horses on the range.