The middle one looks like he could use some food. Or he's really old.
I don't think it would be due to lack of food. There was a big soy bean field adjacent to the land I hunt. The deer fed on it heavily. One day before bow season opened, I watched ten bucks and three does feeding in it at the same time.
(Luke 11:21 KJV) When a strong man armed keepeth his palace, his goods are in peace:
(Luke 22:36 KJV) Then said he unto them, But now, he that hath a purse, let him take it, and likewise his scrip: and he that hath no sword, let him sell his garment, and buy one.