For comparison, the female spotted hyena also has what looks like a penis. Sometimes, Alter writes on his website, inverting the penis doesn't result in a deep enough vagina. X Account Login Forgot your password? The first thing to do would be to stop absorbing [unscientific] outside knowledge. We tend to treat faking it as such a jokey matter.

One in 16 US women were forced into having sex for the first time Albatrosses strapped with sensors help spy on illegal fishing boats. Artificial vaginas are designed to imitate the female sex organ. It can mean a number of things, and I don't think it necessarily has to be a sexual encounter in terms of our often narrow understanding of sex. Basically, like a veggie burger, the Fleshlight doesn't quite equate to what it sets out to replace. If the male develops a longer, more elaborate phallus to force copulation, females wrest back control by developing features to thwart males who rape. We've seen this proliferation of experts pandering to the lowest common denominator. We call them both feet.

Sign up for the Newsletter Sign Up. This is the strongest part of the argument, and the part that gives me pause. Increasing blood flow helps keep the tissue boosts blood flow and in turn oxygen supply to the vagina, which means it is less likely to become inflamed, thin or dry. Getting armed with knowledge and equipment to prevent any unwanted consequences of sex should be a routine part of getting into a relationship for both parties. Facebook Twitter Flipboard Email. My Science Shop Observer's Handbook

This allows the female to fight back against undesirable, notoriously aggressive males, since the duck's penis won't fit so easily. View our privacy policy. The Fleshlight feels especially good when you pull it all the way off your penis, then drive it down aggressively. These childhood treasures would lie messily on top of each other, as if I were hosting some sort of superhuman orgy. The gynosome is very much like a penis in both form and function. They live in extremely dry caves and their main food—bat droppings and bat carcasses—are hard to come by. Tim Birkhead at the University of Sheffield in the UK and colleagues examined vaginas and the corresponding phalluses from 16 wildfowl species.