Brown Rat vs Pool Frog

Rattus norvegicus compared with Pelophylax lessonae

Key Differences

• Brown Rat is Least Concern while Pool Frog is Critically Endangered.

Taxonomic Classification

Rank	Brown Rat	Pool Frog
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class	Mammalia (哺乳動物)	Amphibia (两栖动物)
Order	Rodentia (啮齿目)	Anura (无尾目)
Family	Muridae (Mice & Rats)	Ranidae
Genus	Rattus	Pelophylax
Species	Rattus norvegicus	Pelophylax lessonae

Evolutionary Relationship

Brown Rat and Pool Frog share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

Brown Rat

LC — Least Concern

Pool Frog

CR — Critically Endangered

Physical Characteristics

Attribute	Brown Rat	Pool Frog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Rat

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 10 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (11 countries), Asia (15 countries), Europe (41 countries), North America (16 countries), Oceania and the Pacific (10 countries), and South America (10 countries).

Pool Frog

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (8 countries). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Brown Rat

褐家鼠（Rattus norvegicus）在IUCN红色名录中被列为无危（LC）。其分布广泛，种群数量稳定，无紧迫保护关切。

Pool Frog

Pool Frog（Pelophylax lessonae）在IUCN红色名录中被列为极危（CR）。由于严重的种群数量下降和栖息地丧失，在野外面临极高的灭绝风险。

Shared Countries

Both species can be found in 8 countries:

🇧🇪 Belgium 🇫🇷 France 🇮🇹 Italy 🇳🇱 Netherlands 🇳🇴 Norway 🇪🇸 Spain 🇸🇪 Sweden 🇬🇧 United Kingdom