Update: After being separated for about half the day, we let him out and he was on his best behavior. They are all back to being best buds. He wasn't trying to mate with the gold duck, but trying to chase her away and pulling her wings, but all seems well. My 13yods said he didn't like time out...
We have 3 Welsh Harlequins that are about 6 1/2 months old. Our drake got is curly feather about a month ago and has been making his best effort to breed with the girls, though there have been no eggs as of yet. Our gold duck has been far less receptive to him than our silver duck and has a few...
That reminds me of trying to be sure of ours a couple of months ago. They are now mature and my initial choice based on day old beak color was right. It just took my gold duck longer to develop her quack than it did for my silver duck and both a bit longer than I thought it would by a week or...
In terms of bigger traps, you might try a farm supply store like Tractor Supply. I'm glad you found out how they got to your ducks, though I must say I'm surprised they took so many without leaving much trace. My guess in this case is that you're looking at more than one fox, like a pair trying...
Is there any swelling? Could she have gotten them too cold? (Not sure what area of the world you're in or what the weather's been like there.) Gotten injured or bitten by something (spider or snake)?