Collage of four photos of dabbling ducks swimming in water, showing different species with colorful plumage and distinctive markings.
Collection of four images of diving ducks, each with the text 'Diving Ducks' at the top. The ducks are in various water settings, showcasing different species.

I have included waterfowl flashcards here:

Dabbling Ducks and Diving Ducks

It is in pdf format. Download it and then print it front to back. You can then cut them into flashcards.