これ豚の交尾そのまんまじゃねえスか

https://encrypted-tbn0.gstatic.com/images?q=tbn%3AANd9GcRTmSCfjM6jxOTPrPB-R-7AhRbcRja1bWg3RkhPniXPyLBoGdqP

https://i.imgur.com/ur9ZTvM.jpg