Dirty Pictures in My Pocket

I got one of those Kansas state quarters today and a thought occurred to me. I know it's probably not a conspiracy and the artwork for the back was chosen for aesthetic and state-specific reasons. But after reading the articles in Slate about the Kansas state attorney general's campaign against teens necking, I have to wonder if the anatomically correct buffalo on some of the new nickels didn't make the cut because that would have been too shocking.