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There’s one period in the year that both sexes look quite similar

One of the most fascinating Mandarin duck facts is that the males don’t always look this colorful all year round. That’s because they molt after the mating season, which simply means that they lose their colorful plumage to be replaced with new feathers. During this period, the male Mandarin duck looks strikingly similar to the female, and can only be recognized through its bright red bill.

There’s one period in the year that both sexes look quite similar