Amami Brown Frog vs Bely Medved

Rana kobai compared with Ursus maritimus

Key Differences

Amami Brown Frog is Near Threatened while Bely Medved is Vulnerable.

Taxonomic Classification

Rank	Amami Brown Frog	Bely Medved
Kingdom same	Animalia (животные)	Animalia (животные)
Phylum same	Chordata (хордовые)	Chordata (хордовые)
Class	Amphibia (земноводные)	Mammalia (млекопитающие)
Order	Anura (бесхвостые земноводные)	Carnivora (хищные)
Family	Ranidae	Ursidae (Bears)
Genus	Rana	Ursus (Bears)
Species	Rana kobai	Ursus maritimus

Evolutionary Relationship

Amami Brown Frog and Bely Medved share a common ancestor at the Phylum level: Chordata. (хордовые)

Просмотреть Phylum: Chordata

Conservation Status

Amami Brown Frog

NT — Near Threatened

Bely Medved

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Amami Brown Frog	Bely Medved
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Amami Brown Frog

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Bely Medved

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

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

Amami Brown Frog

The Amami Brown Frog (Rana kobai) is a species in the genus Rana. It is currently classified as Near Threatened on the IUCN Red List. Typically found in freshwater habitats, moist forests, and wetlands.

Bely Medved

The largest land carnivore on Earth, polar bears can exceed 700 kg and are found across Arctic sea ice from Canada to Russia. Highly specialized marine mammals that rely on sea ice to hunt ringed and bearded seals. Excellent swimmers capable of covering vast distances in open water. Listed as Vulnerable, with populations under severe pressure from rapid Arctic sea ice loss due to climate change.