Cygnets’ flight feathers — 10 of them on each wing — take 90 to 100 days to grow after they hatch. So in recent years, the trumpeters were kept until they were about a year old and their flight ...

Romance is in the air — and on the water — at the Columbus Zoo and Aquarium this Valentine's Day. Why it matters: The zoo's pair of bonded trumpeter swans will likely build their first nest this ...

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 ...