Separate names with a comma.
Too much info.
This phenomenon is what explains why chimps are so violent IMO. They have huge balls but only a one inch penis. Also, have you ever seen a chimp vagina? They are nearly as big as my old 20 inch monitor. I think those two facts put together lead to massive sexual frustration, which then leads to violence.
JT studies primate vagina
You don't have to study them to know they are huge.http://scienceblogs.com/pharyngula/wp-content/blogs.dir/470/files/2012/04/i-1469f845d9261aed94d0cd96ec6969a8-slide2.jpeg