Canadian Wildlife Federation
Hinterland Who's Who: Mallard
Canadian Wildlife site features information on the Mallard. Highlights its habitats and habits, range, breeding and feeding characteristics.
Cornell Lab of Ornithology
Cornell Lab of Ornithology: Mallard
This detailed site delves into cool facts, description, range, habitat, diet, behavior, reproduction and conservation status. In addition, you can listen to the sounds of this bird species.
PBS
Nh Pbs: Nature Works: Mallard
Discover the natural history of Mallard ducks. This site features information ranging from characteristics, range, habitat, life cycle, diet and behavior.