Aspen Roller vs Ring-necked Duck

Ancylis laetana compared with Aythya collaris

Taxonomic Classification

Rank	Aspen Roller	Ring-necked Duck
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum	Arthropoda (động vật Chân khớp)	Chordata (động vật có dây sống)
Class	Insecta (côn trùng)	Aves (chim)
Order	Lepidoptera (bộ Cánh vảy)	Anseriformes (bộ Ngỗng)
Family	Tortricidae	Anatidae
Genus	Ancylis	Aythya
Species	Ancylis laetana	Aythya collaris

Evolutionary Relationship

Aspen Roller and Ring-necked Duck share a common ancestor at the Kingdom level: Animalia. (động vật)

Conservation Status

Aspen Roller

LC — Least Concern

Ring-necked Duck

LC — Least Concern

Physical Characteristics

Attribute	Aspen Roller	Ring-necked Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Aspen Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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).

Aspen Roller

The Aspen Roller (Ancylis laetana) is a species in the genus Ancylis. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats. Distributed across Belgium, Denmark, Norway, and Sweden.

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.

Shared Countries

Both species can be found in 4 countries:

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