bluebill

/ˈbluːbɪl/
noun
  1. A type of duck, especially the scaup, known for its blue bill.
    • Birdwatchers were excited to see a bluebill with its distinctive blue beak.
    • We spotted a bluebill diving for food in the lake.
    • The bluebill is a common sight during migration season.
Synonyms
What does "bluebill" mean? | whatsthatwordmean | whatsthatwordmean