Penis and Vagina - a partnership made in Heaven!

By Elmo Love (Flickr: Jenni Blaze 406)
[CC BY 2.0], via Wikimedia Commons

By Bannis (Own work)
[CC BY-SA 3.0], via Wikimedia Commons

By Twin79 (Own work)
[Public domain], via Wikimedia Commons

By me-so-horny
[CC BY 2.0], via Wikimedia Commons

The Wonderful World of the Vagina - an international sisterhood

By Gynodiversity ([1]) [CC0], via Wikimedia Commons