Gharial vs Polynesian rat

Gavialis gangeticus compared with Rattus exulans

Key Differences

Gharial is Critically Endangered while Polynesian rat is Least Concern.

Taxonomic Classification

Rank	Gharial	Polynesian rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Reptilia (Reptiles)	Mammalia (Mammals)
Order	Crocodylia (Crocodilians)	Rodentia (Rodents)
Family	Crocodylidae (Crocodiles)	Muridae (Mice & Rats)
Genus	Crocodylus (True Crocodiles)	Rattus
Species	Gavialis gangeticus	Rattus exulans

Evolutionary Relationship

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

View Phylum: Chordata

Conservation Status

Gharial

CR — Critically Endangered

Population: ~650

Trend: Increasing ↑

Polynesian rat

LC — Least Concern

Physical Characteristics

Attribute	Gharial	Polynesian rat
Diet	Carnivore	—
Average Lifespan	60 years	—
Average Length	5.0 m	—
Average Weight	200.0 kg	—

Habitat & Geographic Range

Gharial

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical coniferous forests, and temperate broadleaf and mixed forests, among 6 distinct biome types spanning the Indomalayan and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across India and Nepal. Currently classified as Critically 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).