Bridge Roller vs Swan-feather Dwarf

Ancylis uncella compared with Elachista argentella

Key Differences

• Bridge Roller is Least Concern while Swan-feather Dwarf is Endangered.

Taxonomic Classification

Rank	Bridge Roller	Swan-feather Dwarf
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order same	Lepidoptera (Butterflies & Moths)	Lepidoptera (Butterflies & Moths)
Family	Tortricidae	Elachistidae
Genus	Ancylis	Elachista
Species	Ancylis uncella	Elachista argentella

Evolutionary Relationship

Bridge Roller and Swan-feather Dwarf share a common ancestor at the Order level: Lepidoptera. (Butterflies & Moths)

Conservation Status

Bridge Roller

LC — Least Concern

Swan-feather Dwarf

EN — Endangered

Physical Characteristics

Attribute	Bridge Roller	Swan-feather Dwarf
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bridge Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Swan-feather Dwarf

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Bridge Roller

The Bridge Roller (Ancylis uncella) 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 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden