Tell it apart from native tundra and trumpeter swans by its orange bill with a black knob. Mute swans have a big appetite—one study found that they can eat up to 8 pounds of food per day!

Every fall, officials with the Minnesota Department of Natural Resources warn waterfowl hunters to avoid mistakenly shooting trumpeter swans. Notices are printed in Minnesota’s waterfowl hunting ...

The Division of Wildlife said trumpeter swans were listed as an endangered species upon release, and populations have been on the rise ever since, leading to a positive downgrade to threatened ...