Stercorarius
Học thuậtThân thiện
Definition
Noun 1. A genus of seabirds: Stercorarius is the scientific genus name for a group of predatory seabirds commonly known as jaegers (in North America) or skuas (in some contexts, particularly the larger species). Birds in this genus are known for their aggressive behavior, often chasing other birds to steal their food, a practice known as kleptoparasitism.
Usage Examples
- The Stercorarius parasiticus, or Arctic jaeger, is known for its long tail streamers.
- Ornithologists study the migration patterns of the genus Stercorarius.
- A Stercorarius was observed harassing a tern until it dropped its catch.
Advanced Usage
- In taxonomic and ornithological literature, Stercorarius is used formally to classify and discuss this specific genus within the family Stercorariidae.
- The study focused on the comparative morphology of Stercorarius species.
Variants and Related Words
- Stercorariidae (n): The family name to which the genus belongs.
- jaeger (n): The common name for the smaller to medium-sized birds within the genus (e.g., Parasitic Jaeger, Long-tailed Jaeger).
- skua (n): A common name often used for the larger, bulkier seabirds in the family Stercorariidae. The Great Skua belongs to a different genus (), but the term is sometimes used loosely for larger species.
Synonyms
- jaeger (common name)
- (sea) raptor (descriptive term highlighting its predatory nature)
Related Phrases
- Kleptoparasitic behavior: This phrase describes the primary feeding strategy associated with birds of the genus Stercorarius, which is stealing food from other birds.
Noun
- type genus of the Stercorariidae: jaegers