Free: Contests & Raffles.
I believe that these can be found in Mossy Oak now....
They are trying to smell you out of the glands under their eyes. They have seen or heard, but have not smelled you yet. Some will do it over and over again, or even reposition and try some more in oreder to figure out what you are. MANY confuse this with a buck snort, snort/wheeze. THEY ARE NOT RELATED