Gray-footed Spiny-rat vs Redhead

Proechimys poliopus compared with Aythya americana

Key Differences

• Gray-footed Spiny-rat is Vulnerable while Redhead is Not Evaluated.

Taxonomic Classification

Rank	Gray-footed Spiny-rat	Redhead
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 americana

Evolutionary Relationship

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

Conservation Status

Gray-footed Spiny-rat

VU — Vulnerable

Redhead

NE — Not Evaluated

Physical Characteristics

Attribute	Gray-footed Spiny-rat	Redhead
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.

Redhead

Habitat

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

Range

Found across Europe (7 countries) and North America (United States).

Redhead

Redhead (Aythya americana) is classified as Not Evaluated (NE) on the IUCN Red List. Not yet evaluated against IUCN Red List criteria. Conservation status remains to be determined.