Desert Rat-kangaroo vs Ring-necked Duck

Caloprymnus campestris compared with Aythya collaris

Key Differences

• Desert Rat-kangaroo is Extinct while Ring-necked Duck is Least Concern.

Taxonomic Classification

Rank	Desert Rat-kangaroo	Ring-necked Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Diprotodontia (Marsupials)	Anseriformes (Anseriformes)
Family	Potoroidae	Anatidae
Genus	Caloprymnus	Aythya
Species	Caloprymnus campestris	Aythya collaris

Evolutionary Relationship

Desert Rat-kangaroo and Ring-necked Duck share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Desert Rat-kangaroo

EX — Extinct

Ring-necked Duck

LC — Least Concern

Physical Characteristics

Attribute	Desert Rat-kangaroo	Ring-necked Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Desert Rat-kangaroo

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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).

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.