Editor's note: The New York Times reported on Tuesday, Aug. 28 about the research into the hearing ability of ducks being conducted by UD Professor Chris Williams and graduate student Kate McGrew. One ...

In North America, there are two fundamental categories of ducks: dabbling ducks and diving ducks. Other families of waterfowl exist, such as the sea ducks and tree ducks, but it’s the puddlers and the ...

Gulls have learned to follow diving ducks and take the bottom-dwelling mussels that the ducks bring to the surface, a food source that would otherwise be inaccessible to them. Gulls are one of the ...