Spotting elegant tundra swans can brighten cold wintry days. Between mid-November and mid-December, we cherish hearing their soft mellow vocalization “hoo-hoo” calls before we see the swans overhead ...

North America is home to two native swans, tundra swans and trumpeter swans. Both nest in the high Arctic. Both migrate south for the winter. But according to published range maps, neither winters ...

Tundra swans — at 15 pounds and with a wingspan of almost 6 feet — are now touching down on the ponds and snowfields of Alaska. Not too long ago, Alaska scientists discovered more about where the ...