Erismatura vittata Philippi , . The lake duck Oxyura vittata is a small, South American stiff-tailed duck. It is also called the Argentine blue-bill , Argentine blue-billed duck ,  Argentine lake duck , or Argentine ruddy duck. Males can be distinguished from Andean duck Oxyura ferruginea , a similar species, by being smaller and having a flatter head. The penis, which is typically coiled up in flaccid state, can reach about the same length as the animal itself when fully erect, but more commonly is about half the bird's length.
Back to Sexual health. But research suggests that most men underestimate the size of their pride and joy. Man has always placed great importance on the size of his penis.
So yes, women are visual too. So why is it that female nudity is considered automatically sexy, while a dick pic all too often feels embarrassing, awkward, gross, or funny? Is it the difference between how the male and female brain perceive bodies? Or is it down to the objective attractiveness of male and female bodies?