Brindled Flat-body vs Ruddy Shelduck

Agonopterix arenella compared with Tadorna ferruginea

Key Differences

• Brindled Flat-body is Least Concern while Ruddy Shelduck is Not Evaluated.

Taxonomic Classification

Rank	Brindled Flat-body	Ruddy Shelduck
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	Tadorna
Species	Agonopterix arenella	Tadorna ferruginea

Evolutionary Relationship

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

Conservation Status

Brindled Flat-body

LC — Least Concern

Ruddy Shelduck

NE — Not Evaluated

Physical Characteristics

Attribute	Brindled Flat-body	Ruddy Shelduck
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.

Ruddy Shelduck

Habitat

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

Range

Widely distributed across Asia (Israel, Taiwan), Europe (19 countries), and North America (United States).

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.

Ruddy Shelduck

Ruddy Shelduck (Tadorna ferruginea) 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