Chacoan Mara vs Lesser Scaup

Dolichotis salinicola compared with Aythya affinis

Taxonomic Classification

Rank	Chacoan Mara	Lesser Scaup
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Aves (นก)
Order	Rodentia (อันดับสัตว์ฟันแทะ)	Anseriformes (อันดับห่าน)
Family	Caviidae	Anatidae
Genus	Dolichotis	Aythya
Species	Dolichotis salinicola	Aythya affinis

Evolutionary Relationship

Chacoan Mara and Lesser Scaup share a common ancestor at the Phylum level: Chordata. (สัตว์มีแกนสันหลัง)

Conservation Status

Chacoan Mara

LC — Least Concern

Lesser Scaup

LC — Least Concern

Physical Characteristics

Attribute	Chacoan Mara	Lesser Scaup
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chacoan Mara

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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).

Chacoan Mara

The Chacoan Mara (Dolichotis salinicola) is a species in the genus Dolichotis. It is currently classified as Least Concern on the IUCN Red List.

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.