If you are hunting really big mulies and come across a sagebrush flat either up high or out next to a row of crops it always pays to sit there for a while and glass it. You need to look for either eyes, ears or the ivory tips of antlers. I have seen deer lay in the sage all day and just stand up when it is time to feed at dusk.
I'll be hunting flat grassland this year where I glassed up some Mulies while out Antelope hunting year before last. Personally, they were the largest deer as far as antler spread goes I've ever seen with my own eyes, so I hope they are still around, LOL. I pretty much plan on hunting them the same way as Antelope, a lot of glassing and using the terrain as much as I can for an approach. Using low areas, crawling, whatever it takes, ha ha. The unit does have some hilly/mountain like areas some miles off I've hunted before with nice deer, so if having trouble in the flats will try that as well.
I've hunted the desert here a lot, which can be pretty flat as well, but at least there is often chest high brush cover, washes, cactus, mesquite trees, etc., and pretty thick at times for good stalking.
I could see the small band of mule deer picking their way towards me through the sagebrush 800 plus yards away. With my 10 power binoculars I spotted a legal buck bringing up the tail. I dropped down and crouched behind a large chunk of sage just waiting for them to pass within range. Unfortunately, they stopped and began milling around before finally settling down, with a few of them laying down right out in the open. They were not going to come to me; if I wanted any closer, I'd...