About the NWRS
The National Wildlife Refuge System, within the U.S. Fish and Wildlife Service, manages a national network of lands and waters set aside to conserve America’s fish, wildlife, and plants.
Learn more about the NWRS
Mallard
The mallard, a dabbling duck, uses shallow wetlands and grasslands to feed. The birds strain food particles from the water with their bill, upend to reach deeper foods, or graze on land.