Happy (belated) Valentines Day!What is love? I don't know, I've been single for a VERY long time, but I do know how the barnacle and spotted hyena show their love...or urge to mate. Since it (was just) Valentines Day I thought it best to talk about two animals who have some amazing love parts... the penis and pseudo-penis. Also sperm.Just how long is a barnacle's penis you ask?What is a penis range? And what does it have to do with spermcasting?How long is the birth canal of a spotted hyena?W...