scaup duck

Thân thiện

A scaup duck dives for food in a calm lake.

Definition

Noun: 1. A type of diving duck: The term "scaup duck" refers to any of several diving ducks, especially those of the genus Aythya, found in North America and other regions. They are characterized by their rounded heads and, in males, distinctive dark plumage with light sides. The name is often associated with their bluish-grey bill.

Usage

• The term "scaup duck" is used to specifically identify this group of waterfowl within birdwatching, hunting, and ornithological contexts.
• It functions as a countable noun (e.g., a scaup duck, several scaup ducks).

Examples

• Noun:
  • A flock of scaup duck was diving for mollusks in the bay.
  • The greater scaup duck and the lesser scaup duck are the two primary species in North America.
  • Birdwatchers were excited to spot a rare scaup duck among the more common mallards.

Advanced Usage

• The term is often shortened informally to just "scaup" (e.g., "Look at those scaup over there.").
• In scientific or precise contexts, the specific species name is used (e.g., for the greater scaup).

Variants and Related Words

• Scaup (n): The common shortened form of "scaup duck."
• Greater scaup (n): A specific species () of scaup duck.
• Lesser scaup (n): A specific species () of scaup duck.
• Bluebill (n): A colloquial name for the scaup duck, derived from the color of its bill.
• Diving duck (n): The broader category to which scaup ducks belong.

Synonyms

• Bluebill: A common synonym based on physical appearance.
• Broadbill: An older, less common name.

Related Phrases

• Flocks of scaup: Large groups of these ducks, commonly seen during migration.
• Scaup duck hunting: Refers to the regulated hunting of this species as game birds.

Học thuật

Noun

1. diving ducks of North America having a bluish-grey bill

Từ đồng nghĩa

• scaup
• bluebill
• broadbill