Duck mating sessions are serious business -- in fact, they are often extremely aggressive. The uniquely shaped penises and vaginas associated with male and female ducks, respectively, contributing to their one-of-a-kind mating techniques. As opposed to 97 percent of other bird species, male ducks -- or drakes, as they are sometimes called -- have a penis that is normally housed inside-out, within a sac in its body. During sex, the penis is ejected from this sac, and reaches a full length of approximately 20 centimeters. Drake penises are unique in that they feature a corkscrew design and have ridges and backward pointing spines.


How Do Ducks Mate?




Sex in Older Adults: Statistics, Problems, and Help
Memorialized in monuments, Grecian statues and bathroom graffiti everywhere, the penis may be the most famous and well-studied human organ on the planet. But despite its outsized profile in the popular imagination, the male member still has a few secrets left to reveal. From penis spines to the ideal size and even penis shame, here are eight wild facts about the male sex organ. The average erect penis is about 5. But variety is the spice of life, and men in that study had members that ranged from 1.



Finally, the Answers to *All* of Your Pressing Penis Questions
Despite what lil Karen taught you during a sleepover in seventh grade, not all penises are "huge. FWIW—only about 2 percent of guys were packing 8 inches or more. As for average penis girth, aka circumference of the penis' widest section?





Get an overview of the male sexual anatomy and male reproductive system. For reproduction to occur, the female sex cell, called the egg, must be fertilized by a male sex cell, called the sperm. Not only are the sex cells different, but the organs that produce and store them are different as well.

8 comment
09.01.2021 7:13:17 andsco:
Metemela verga en mi culitoPapi.

10.01.2021 20:04:37 CentreFinger:
wow! Gorgeous!

13.01.2021 15:27:11 JMaster83:
very nice kitty!
14.01.2021 2:43:43 Sexy_Scotsmen:
ah carr\u00e9ment irr\u00e9sistible l\u00e0 ! j'en peux plus avec ce regard .

14.01.2021 10:35:49 davecan:
looks yummy, i want to put my face in it!
15.01.2021 16:12:03 Vidic_91:
love the body, and love the ink! send me a pic of it and why you got it please

16.01.2021 5:36:47 B_DeCourtenay:
Funny part is my cocks bigger than both and I'm Filipino and German. Aka white im 9 long and 6 thick come ride me see how you last

17.01.2021 15:04:42 aloh333:
my hubs dick slide rigt in thad juicy pusy
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