whooper
/ˈhuːpər/
noun
- A large, white swan (Cygnus cygnus) with a yellow and black bill, known for its loud, trumpeting call; also called the whooper swan.
- Birdwatchers traveled north to see the migrating whoopers.
- We spotted a whooper gliding gracefully across the lake.
- The whooper's call echoed across the marshland.