Nanjing Odorous Frog vs Polar bear

Odorrana nanjiangensis compared with Ursus maritimus

Key Differences

• Nanjing Odorous Frog is Near Threatened while Polar bear is Vulnerable.

Taxonomic Classification

Rank	Nanjing Odorous Frog	Polar bear
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Amphibia (Amphibians)	Mammalia (Mammals)
Order	Anura (Frogs & Toads)	Carnivora (Carnivorans)
Family	Ranidae	Ursidae (Bears)
Genus	Odorrana	Ursus (Bears)
Species	Odorrana nanjiangensis	Ursus maritimus

Evolutionary Relationship

Nanjing Odorous Frog and Polar bear share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Nanjing Odorous Frog

NT — Near Threatened

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Nanjing Odorous Frog	Polar bear
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Nanjing Odorous Frog

Habitat

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

Polar bear

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.

Polar bear

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.