I really think you are treading on some thin ice here - whatever may go on in private is indeed up to the individuals involved BUT there some very definitive laws (in most States) concerning this subject.
There are also sites where you might be better off in your quest.

Re:information

Are you saying you're not human? At least tell us you're bipedal.

Actually I met a client once who explored play with German Shepards (after I saw him).  Let's just say we didn't have a second date!