Black-tailed Gull vs Bosnian Blue

Larus crassirostris compared with Agriades dardanus

Key Differences

• Black-tailed Gull is Least Concern while Bosnian Blue is Near Threatened.

Taxonomic Classification

Rank	Black-tailed Gull	Bosnian Blue
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Aves (Birds)	Insecta (Insects)
Order	Charadriiformes (Charadriiformes)	Lepidoptera (Butterflies & Moths)
Family	Laridae	Lycaenidae
Genus	Larus	Agriades
Species	Larus crassirostris	Agriades dardanus

Evolutionary Relationship

Black-tailed Gull and Bosnian Blue share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Black-tailed Gull

LC — Least Concern

Bosnian Blue

NT — Near Threatened

Physical Characteristics

Attribute	Black-tailed Gull	Bosnian Blue
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.

Bosnian Blue

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (6 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

Bosnian Blue

The Bosnian Blue (Agriades dardanus) is a species in the genus Agriades. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.