tarsal

What is the significance of does rubbing and urinating on their tarsal glands this time of year? I was observing them yesterday and noticed several in a matter of minutes doing this, but have not noticed this since breeding. I wondered if it had something to do with pregnancy as our AI due date...

we have a coming yearling buck that has extremely black hocks and appears to have hair loss on the hock and potentially areas of bare skin that also may have some sores, anyone ever seen any problems like this on bucks on the tarsal gland area, No picture to give I am out of town and cannot take...