barrow's goldeneye

Thân thiện

A Barrow's Goldeneye dives in a clear mountain lake.

Definition

Noun: 1. A species of diving duck: Barrow's goldeneye (Bucephala islandica) is a medium-sized sea duck native to North America. It is closely related to the common goldeneye but is distinguished by its purplish-black, crescent-shaped head (in males), a steeper forehead, and different white facial markings.

Usage Examples

• Noun:
  • We spotted a pair of Barrow's goldeneye diving for mollusks in the icy bay.
  • The male Barrow's goldeneye is easily identified by the white crescent on its face.
  • Conservation efforts are important for the Barrow's goldeneye population in its western breeding range.

Advanced Usage

• Scientific/Ornithological Context: The term is used precisely to differentiate this species from the common goldeneye () in field guides and biological studies.
  • The study compared the wintering habitats of the common goldeneye and Barrow's goldeneye.

Variants and Related Words

• Goldeneye (Noun): The common name for the genus , which includes both Barrow's goldeneye and the common goldeneye.
• Bucephala islandica (Noun): The scientific (Latin) name for the species.

Synonyms

• Sea duck (Noun): A general term for ducks that primarily inhabit marine environments, a category which includes the Barrow's goldeneye.

Học thuật

Noun

1. North American goldeneye diving duck

Từ đồng nghĩa

• Barrow's goldeneye
• Bucephala islandica