Bilberry Roller vs Kerguelen Tern

Ancylis myrtillana compared with Sterna virgata

Key Differences

• Bilberry Roller is Least Concern while Kerguelen Tern is Near Threatened.

Taxonomic Classification

Rank	Bilberry Roller	Kerguelen Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Aves (Birds)
Order	Lepidoptera (Butterflies & Moths)	Charadriiformes (Charadriiformes)
Family	Tortricidae	Laridae
Genus	Ancylis	Sterna
Species	Ancylis myrtillana	Sterna virgata

Evolutionary Relationship

Bilberry Roller and Kerguelen Tern share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Bilberry Roller

LC — Least Concern

Kerguelen Tern

NT — Near Threatened

Physical Characteristics

Attribute	Bilberry Roller	Kerguelen Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bilberry Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Kerguelen Tern

Habitat

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

Range

Found in Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Bilberry Roller

The Bilberry Roller (Ancylis myrtillana) is a species in the genus Ancylis. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway