junco hyemalis
Học thuậtThân thiện
Definition
Noun: 1. Common North American junco having grey plumage and eyes with dark brown irises: A specific species of small, sparrow-like bird, commonly known as the Dark-eyed Junco. It is characterized by its slate-grey body, white belly, and distinctive dark brown irises in its eyes.
Usage
- The junco hyemalis is a familiar winter visitor to backyards across much of North America.
- Birdwatchers can easily identify the junco hyemalis by its flashing white outer tail feathers when it flies.
- The scientific name Junco hyemalis helps ornithologists distinguish this species from other types of juncos.
Advanced Usage
- In binomial nomenclature: The term Junco hyemalis is the formal, two-part scientific name (genus , species ) used for precise biological classification.
- In ecological studies: Researchers might note that Junco hyemalis populations show altitudinal migration, moving to lower elevations in winter.
Variants and Related Words
- Dark-eyed Junco (n): The common name for Junco hyemalis.
- Junco (n): The genus name, referring to the group of small, greyish American sparrows.
- Slate-colored Junco (n): A former common name for the eastern form of the Junco hyemalis.
Synonyms
- Dark-eyed Junco
- Snowbird (a common informal name in parts of North America)
Related Phrases
- Junco hyemalis carolinensis: A scientific subspecies designation for the "Carolina Junco."
- Junco hyemalis hyemalis: A scientific subspecies designation for the nominate, or "Slate-colored," form.
Noun
- common North American junco having grey plumage and eyes with dark brown irises