Human sexuality is a complicated thing, and in the name of research sometimes you just have to roll up your sleeves and get down and dirty. As in the following ridiculously awkward studies.
Given humankind's penchant for handling pretty much everything it encounters with complete and utter insanity, it's no surprise that some of our death rituals have gotten a little ... inspired.
Mankind is still at least a couple centuries away from figuring out that yanking a species out of its natural habitat and transplanting it somewhere else is a dumb idea.
Looking around this giant waterlogged space-boulder we call Earth, we find several clear cases of domestication among animals that shouldn't even grasp the concept.
After a semester of intro to psychology and a dozen BuzzFeed quizzes, you might think you've got a pretty good understanding of how the human psyche works. But not so fast ...