Gray-footed Spiny-rat vs Lesser Scaup

Proechimys poliopus compared with Aythya affinis

Key Differences

• Gray-footed Spiny-rat is Vulnerable while Lesser Scaup is Least Concern.

Taxonomic Classification

Rank	Gray-footed Spiny-rat	Lesser Scaup
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Anseriformes (Anseriformes)
Family	Echimyidae	Anatidae
Genus	Proechimys	Aythya
Species	Proechimys poliopus	Aythya affinis

Evolutionary Relationship

Gray-footed Spiny-rat and Lesser Scaup share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gray-footed Spiny-rat

VU — Vulnerable

Lesser Scaup

LC — Least Concern

Physical Characteristics

Attribute	Gray-footed Spiny-rat	Lesser Scaup
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray-footed Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its 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).

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.

Shared Countries

Both species can be found in 1 countries:

🇻🇪 Venezuela