Thread: What causes the large lumps sometimes seen on the cheeks of mallards?
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Old 11-11-2007, 03:12 PM
Bunster Bunster is offline
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Join Date: Mar 2007
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Re: What causes the large lumps sometimes seen on the cheeks of mallards?
Hi
Sounds like it could be a sinus infection, which I have seen on several mallards before. It is treatable I believe, if they can be caught!
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