Lesser Scaup vs Long-tailed Dwarf Hamster

Aythya affinis compared with Cricetulus longicaudatus

Taxonomic Classification

Rank	Lesser Scaup	Long-tailed Dwarf Hamster
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Anseriformes (Anseriformes)	Rodentia (Rodents)
Family	Anatidae	Cricetidae
Genus	Aythya	Cricetulus
Species	Aythya affinis	Cricetulus longicaudatus

Evolutionary Relationship

Lesser Scaup and Long-tailed Dwarf Hamster share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Lesser Scaup

LC — Least Concern

Long-tailed Dwarf Hamster

LC — Least Concern

Physical Characteristics

Attribute	Lesser Scaup	Long-tailed Dwarf Hamster
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Lesser Scaup

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela).

Long-tailed Dwarf Hamster

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Lesser Scaup

Lesser Scaup (Aythya affinis) 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.