美國銀鷗 vs 黑尾鷗

Larus smithsonianus compared with Larus crassirostris

Key Differences

• 美國銀鷗 is Not Evaluated while 黑尾鷗 is Least Concern.

Taxonomic Classification

Rank	美國銀鷗	黑尾鷗
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Aves (鳥綱)	Aves (鳥綱)
Order same	Charadriiformes (鸻形目)	Charadriiformes (鸻形目)
Family same	Laridae	Laridae
Genus same	Larus	Larus
Species	Larus smithsonianus	Larus crassirostris

Evolutionary Relationship

美國銀鷗 and 黑尾鷗 share a common ancestor at the Genus level: Larus.

Conservation Status

美國銀鷗

NE — Not Evaluated

黑尾鷗

LC — Least Concern

Physical Characteristics

Attribute	美國銀鷗	黑尾鷗
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

美國銀鷗

Habitat

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

Range

Distributed across Denmark, Norway, Sweden, and United States.

黑尾鷗

Habitat

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

Range

Distributed across Norway, Taiwan, and United States.

美國銀鷗

The American Herring Gull (Larus smithsonianus) is a species in the genus Larus. Typically found in various aerial, terrestrial, and aquatic environments.

黑尾鷗

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.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇺🇸 United States