black-crowned night heron
Học thuậtThân thiện
Definition
Noun: 1. A specific species of night heron: The "black-crowned night heron" is a medium-sized heron (Nycticorax nycticorax) found globally. It is characterized by a black crown and back, contrasting with gray wings and a white or pale underbody. As the name suggests, it is most active at dusk and night (crepuscular and nocturnal).
Usage Examples
- Noun:
- We spotted a black-crowned night heron standing motionless at the edge of the marsh.
- The black-crowned night heron is a successful colonizer found on every continent except Antarctica.
- Unlike many herons, the black-crowned night heron often hunts in the dark.
Advanced Usage
- Scientific and Birdwatching Context: This term is primarily used in ornithology, bird identification guides, and by birdwatchers (birders). It refers precisely to this single, widely distributed species.
- Informal Shortening: In casual birding conversation, it is sometimes shortened to "black-crown" or "BCNH" among experienced observers.
- "Look over there, I think that's a black-crown in the reeds."
Variants and Related Words
- Night heron (n): The general common name for herons in the genera and , which are more active at night. The black-crowned night heron is one species within this group.
- Nycticorax nycticorax (n): The binomial (scientific) name for the species.
- Yellow-crowned night heron (n): A related species () found in the Americas, distinguished by its namesake yellowish-white crown.
Synonyms
- Quawk (n): A regional colloquial name, imitative of its distinctive call.
- Night raven (n): An old or poetic name for night herons.
Related Phrases
- To stalk like a night heron: A descriptive phrase implying slow, patient, and stealthy movement, often in a wetland environment.
- The predator stalked its prey like a night heron through the shallow water.
Noun
- night heron of both Old and New Worlds