They’re known to mate for life, which can be up to 25 years. It makes swans fitting symbols of love and devotion. Trumpeter swans on the St. Croix River near Hudson, Wis. (Marlin Levison/The ...

Results from a recent statewide trumpeter swan survey show that Minnesota’s population continues to grow. It is now estimated to be around 17,000 swans, according to the Minnesota Department of ...

Three Swan Species Live in North America Only three species of swans nest in North America: the trumpeter swan, the mute swan and the tundra swan (sometimes known as the whistling swan).