Formosan koa vs Gray-footed Spiny-rat

Acacia confusa compared with Proechimys poliopus

Key Differences

• Formosan koa is Least Concern while Gray-footed Spiny-rat is Vulnerable.

Taxonomic Classification

Rank	Formosan koa	Gray-footed Spiny-rat
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Mammalia (Mammals)
Order	Fabales (Legumes & Allies)	Rodentia (Rodents)
Family	Fabaceae	Echimyidae
Genus	Acacia	Proechimys
Species	Acacia confusa	Proechimys poliopus

Conservation Status

Formosan koa

LC — Least Concern

Gray-footed Spiny-rat

VU — Vulnerable

Physical Characteristics

Attribute	Formosan koa	Gray-footed Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Formosan koa

Habitat

Inhabits tropical and subtropical moist broadleaf forests spanning the Indomalayan and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (Mauritius, Seychelles), Asia (5 countries), North America (United States), and Oceania and the Pacific (Fiji, Micronesia, Palau).

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.