large blue vs Red-billed Duck

Maculinea arion compared with Anas erythrorhyncha

Key Differences

• large blue is Near Threatened while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	large blue	Red-billed Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Aves (Birds)
Order	Lepidoptera (Butterflies & Moths)	Anseriformes (Anseriformes)
Family	Lycaenidae	Anatidae
Genus	Maculinea	Anas
Species	Maculinea arion	Anas erythrorhyncha

Evolutionary Relationship

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

Conservation Status

large blue

NT — Near Threatened

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	large blue	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

large blue

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Red-billed Duck

Habitat

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

Range

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

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.