Swan-feather Dwarf vs Yellow-billed Cacique

Elachista argentella compared with Amblycercus holosericeus

Key Differences

• Swan-feather Dwarf is Endangered while Yellow-billed Cacique is Least Concern.

Taxonomic Classification

Rank	Swan-feather Dwarf	Yellow-billed Cacique
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Aves (Birds)
Order	Lepidoptera (Butterflies & Moths)	Passeriformes (Songbirds)
Family	Elachistidae	Icteridae
Genus	Elachista	Amblycercus
Species	Elachista argentella	Amblycercus holosericeus

Evolutionary Relationship

Swan-feather Dwarf and Yellow-billed Cacique share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Swan-feather Dwarf

EN — Endangered

Yellow-billed Cacique

LC — Least Concern

Physical Characteristics

Attribute	Swan-feather Dwarf	Yellow-billed Cacique
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Yellow-billed Cacique

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Yellow-billed Cacique

Yellow-billed Cacique (Amblycercus holosericeus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway