...and watch where the ducks come from. Ducks often spend the days sitting on different waters and then return to a large gathering site at dusk. Within a few evenings you should be able to track moving flocks to where they've spent the days. Observing...

...where the ducks are coming from. Ducks often spend the days sitting out on different waters, but return to a large gathering site just at dark. Within a few evenings you should be able to track moving flocks to where they've been spending...