Brindled Flat-body vs Ferruginous Duck

Agonopterix arenella compared with Aythya nyroca

Key Differences

• Brindled Flat-body is Least Concern while Ferruginous Duck is Not Evaluated.

Taxonomic Classification

Rank	Brindled Flat-body	Ferruginous Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Aves (Birds)
Order	Lepidoptera (Butterflies & Moths)	Anseriformes (Anseriformes)
Family	Depressariidae	Anatidae
Genus	Agonopterix	Aythya
Species	Agonopterix arenella	Aythya nyroca

Evolutionary Relationship

Brindled Flat-body and Ferruginous Duck share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brindled Flat-body

LC — Least Concern

Ferruginous Duck

NE — Not Evaluated

Physical Characteristics

Attribute	Brindled Flat-body	Ferruginous Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brindled Flat-body

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Ferruginous Duck

Habitat

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

Range

Found across Asia (Taiwan) and Europe (8 countries).

Brindled Flat-body

The Brindled Flat-body (Agonopterix arenella) is a species in the genus Agonopterix. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Ferruginous Duck

Ferruginous Duck (Aythya nyroca) is classified as Not Evaluated (NE) on the IUCN Red List. Not yet evaluated against IUCN Red List criteria. Conservation status remains to be determined.

Shared Countries

Both species can be found in 4 countries:

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