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 (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Mammalia (哺乳類)	Amphibia (両生類)
Order	Rodentia (ネズミ目)	Anura (カエル)
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. (脊索動物)

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

ドブネズミ（Rattus norvegicus）はIUCNレッドリストで軽度懸念（LC）に分類されています。分布域全体に広く生息し個体数は安定しており、緊急の保護上の懸念はありません。

Pool Frog

Pool Frog（Pelophylax lessonae）はIUCNレッドリストで絶滅危惧IA類（CR）に分類される。深刻な個体数の減少と生息地の損失により、野生での絶滅の危険性が極めて高い状態にある。

Shared Countries

Both species can be found in 8 countries:

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