![]() ![]() Many people are surprised to discover the duck sex is more closely related to human reproduction than that of other birds. The act of duck reproduction is an interesting one. The complexity of the organs ensures that the female chooses who fertilizes her eggs. A female’s vaginal canal is even more intricate. The strange part is that males have a corkscrew-shaped penis. Unlike how do birds mate in thorough external fertilization, ducks breed through internal fertilization. ![]() However, ducks can become very aggressive during mating season, and if they try to force a female duck to mate with them, their rate of successful sperm transfer is very low. We don’t usually think of birds as having a penis, but male ducks do.Īn external sex organ allows them to potentially have more successful sperm transfer. ![]() Have you ever wondered, what do ducks have under there? The answer may surprise you. ![]()
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