Penises Penile facts

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Male genital mutilation in Africa causes an unknown number of yearly deaths along with numerous penile amputations. "Countless numbers of participants are left with permanent scarring or deformity...penises have become so infected and gangrenous they literally drop off."

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A significant number of men still have Pearly Penile Papules, which are fleshy spines our primate ancestors had on their penises to increase sexual pleasure.

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1. Zippers are the single most common cause of penile injury in U.S. adults. Between 2002 and 2012, over 17,000 American men ended up in emergency rooms because they got their penises caught in a zipper.

2. There is a phallological museum in Iceland. Its collection includes more than two hundred penises and penile parts. There's a gift shop, too. Link to photo gallery,

3. A museum located in Reykjavík, Iceland, which houses the world's largest display of penises and penile parts.

4. A study on the relationship between penis size and sexual orientation found that "On all five measures (of penile length and circumference), homosexual men reported larger penises than heterosexual men."

5. The Icelandic Phallological Museum that exhibits 280 penises and penile parts from 93 species, the collection ranges from a 170cm blue whale penis to a 2mm baculum of a hamster.

6. Economies with smaller penises have faster economic growth than countries with larger penises. Each centimetre increase in length is associated with a 5-7% decrease in economic growth. ‘Male Organ Hypothesis’ proposes link between penile length, testosterone, risk-taking & self-esteem production

7. Watching penile development through tiny windows cut into chicken eggs, researchers found that chickens initially form penises, which soon stop growing and begin to shrink. The development is cut short by signals that promote cell death, a process thought to be the result of natural selection.