Honeycomb stingray vs Polynesian rat

Himantura undulata compared with Rattus exulans

Key Differences

• Honeycomb stingray is Endangered while Polynesian rat is Least Concern.

Taxonomic Classification

Rank	Honeycomb stingray	Polynesian rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Rodentia (Rodents)
Family	Dasyatidae	Muridae (Mice & Rats)
Genus	Himantura	Rattus
Species	Himantura undulata	Rattus exulans

Evolutionary Relationship

Honeycomb stingray and Polynesian rat share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Honeycomb stingray

EN — Endangered

Polynesian rat

LC — Least Concern

Physical Characteristics

Attribute	Honeycomb stingray	Polynesian rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Honeycomb stingray

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

Found in Taiwan. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Polynesian rat

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical coniferous forests, among 4 distinct biome types spanning the Australasia and Indomalayan realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (6 countries), Europe (United Kingdom), North America (United States), Oceania and the Pacific (11 countries), and South America (Chile).

Shared Countries

Both species can be found in 1 countries:

🇹🇼 Taiwan