Axehead Orange vs Ring-necked Duck

Acada biseriatus compared with Aythya collaris

Taxonomic Classification

Rank	Axehead Orange	Ring-necked Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Aves (Birds)
Order	Lepidoptera (Butterflies & Moths)	Anseriformes (Anseriformes)
Family	Hesperiidae	Anatidae
Genus	Acada	Aythya
Species	Acada biseriatus	Aythya collaris

Evolutionary Relationship

Axehead Orange and Ring-necked Duck share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Axehead Orange

LC — Least Concern

Ring-necked Duck

LC — Least Concern

Physical Characteristics

Attribute	Axehead Orange	Ring-necked Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Axehead Orange

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Ring-necked Duck

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela).

Axehead Orange

The Axehead Orange (Acada biseriatus) is a species in the genus Acada. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Ring-necked Duck

Ring-necked Duck (Aythya collaris) 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.