American red squirrel vs Ring-necked Duck

Tamiasciurus hudsonicus compared with Aythya collaris

Key Differences

• American red squirrel is Not Evaluated while Ring-necked Duck is Least Concern.

Taxonomic Classification

Rank	American red squirrel	Ring-necked Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Anseriformes (Anseriformes)
Family	Sciuridae (Squirrels)	Anatidae
Genus	Tamiasciurus	Aythya
Species	Tamiasciurus hudsonicus	Aythya collaris

Evolutionary Relationship

American red squirrel and Ring-necked Duck share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

American red squirrel

NE — Not Evaluated

Ring-necked Duck

LC — Least Concern

Physical Characteristics

Attribute	American red squirrel	Ring-necked Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

American red squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (6 countries) and North America (United States).

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).

American red squirrel

The American red squirrel (Tamiasciurus hudsonicus) is a species in the genus Tamiasciurus. Typically found in diverse terrestrial and aquatic ecosystems.

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 🇺🇸 United States