Black-tailed Gull vs Ring-billed Gull

Larus crassirostris compared with Larus delawarensis

Taxonomic Classification

Rank	Black-tailed Gull	Ring-billed Gull
Kingdom same	Animalia (동물)	Animalia (동물)
Phylum same	Chordata (척삭동물)	Chordata (척삭동물)
Class same	Aves (새)	Aves (새)
Order same	Charadriiformes (도요목)	Charadriiformes (도요목)
Family same	Laridae	Laridae
Genus same	Larus	Larus
Species	Larus crassirostris	Larus delawarensis

Evolutionary Relationship

Black-tailed Gull and Ring-billed Gull share a common ancestor at the Genus level: Larus.

Conservation Status

Black-tailed Gull

LC — Least Concern

Ring-billed Gull

LC — Least Concern

Physical Characteristics

Attribute	Black-tailed Gull	Ring-billed Gull
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-tailed Gull

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Norway, Taiwan, and United States.

Ring-billed Gull

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Widely distributed across Europe (4 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela).

Black-tailed Gull

The Black-tailed Gull (Larus crassirostris) is a species in the genus Larus. It is currently classified as Least Concern on the IUCN Red List. Distributed across Norway, Taiwan, and United States.

Ring-billed Gull

Ring-billed Gull(Larus delawarensis)은 IUCN 적색 목록에서 관심 대상(LC)으로 분류된다. 분포 범위 전역에 널리 퍼져 있고 개체 수가 풍부하며, 개체군이 안정적이고 즉각적인 보전 우려가 없다.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇺🇸 United States