Red-billed Duck vs Small Eggar

Anas erythrorhyncha compared with Eriogaster lanestris

Key Differences

• Red-billed Duck is Least Concern while Small Eggar is Vulnerable.

Taxonomic Classification

Rank	Red-billed Duck	Small Eggar
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Aves (Birds)	Insecta (Insects)
Order	Anseriformes (Anseriformes)	Lepidoptera (Butterflies & Moths)
Family	Anatidae	Lasiocampidae
Genus	Anas	Eriogaster
Species	Anas erythrorhyncha	Eriogaster lanestris

Evolutionary Relationship

Red-billed Duck and Small Eggar share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Red-billed Duck

LC — Least Concern

Small Eggar

VU — Vulnerable

Physical Characteristics

Attribute	Red-billed Duck	Small Eggar
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Red-billed Duck

Habitat

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

Range

Found across Europe (6 countries) and South America (Ecuador).

Small Eggar

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

Red-billed Duck

Red-billed Duck (Anas erythrorhyncha) 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 2 countries:

🇧🇪 Belgium 🇳🇴 Norway