shelduck
/ˈʃɛlˌdʌk/
noun
- A large duck with striking black, white, and chestnut coloring, found in coastal areas and inland waters of Europe and Asia.
- The shelduck's bright red bill makes it easy to identify from a distance.
- A pair of shelducks nested near the salt marsh this spring.
- We spotted a shelduck swimming with its ducklings in the estuary.