1. Male ducks will fight to the death for female ducks. 2. Male ducks are called drakes and females are called hens. 3. Ducks have private parts. I'm not getting into detail about that. 4. Ducks' feet are specially designed for swimming similar to a goose or a swan. 5. Certain ducks have bills designed to strain the water. Some ducks have actual strainers. 6. Only Baby ducks are yellow. 7. Ducks are legal to have as pets in some areas. 8.Ducks are commonly mistaken as something to eat, BUT THAT IS NOT OK!!!!! (please not that this one is actually an opinion, however, I do not condone eating ducks.) 9. Ducks and geese have the same bone structure.