![Mallard Drake](https://www.cacklehatchery.com/wp-content/uploads/2019/04/mallard-drake-150x150.jpg)
A male duck has a penis, unless it falls off. But that’s getting ahead of the story. Like most birds, chickens don’t have a penis. But ducks, geese, and other waterfowl are among the few species that do have a penis. It’s a long, corkscrew appendix that remains inside-out, tucked within the duck’s body […]
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