The following articles were previously featured in the "Understanding Waterfowl" column of the Ducks Unlimited Magazine.
Interpreting their odd assortment of whistles, grunts, quacks, honks, coos, clucks, and trills
Trials of the Tundra
Once Arctic-nesting geese reach their breeding grounds, they are in a race against time
Ducks and geese suffer a variety of illnesses that are seldom evident to people