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!

The University of Nevada, Reno is investigating the death of Zeus, a male mute swan that lived at Manzanita Lake on the school's campus. The investigation follows online social media allegations ...

They are similar in size to the closely related mute swan. They appear all black when swimming but they have white primary wing feathers, which can be seen in flight. The bill is red with a broad ...