Eisbär vs Tsukuba Clawed Salamander

Ursus maritimus compared with Onychodactylus tsukubaensis

Key Differences

• Eisbär is Vulnerable while Tsukuba Clawed Salamander is Critically Endangered.

Taxonomic Classification

Rank	Eisbär	Tsukuba Clawed Salamander
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class	Mammalia (Säugetiere)	Amphibia (Amphibien)
Order	Carnivora (Raubtiere)	Caudata (Schwanzlurche)
Family	Ursidae (Bears)	Hynobiidae
Genus	Ursus (Bears)	Onychodactylus
Species	Ursus maritimus	Onychodactylus tsukubaensis

Evolutionary Relationship

Eisbär and Tsukuba Clawed Salamander share a common ancestor at the Phylum level: Chordata. (Chordatiere)

Conservation Status

Eisbär

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Tsukuba Clawed Salamander

CR — Critically Endangered

Physical Characteristics

Attribute	Eisbär	Tsukuba Clawed Salamander
Diet	Carnivore	—
Average Lifespan	25 years	—
Average Length	2.4 m	—
Average Weight	450.0 kg	—

Habitat & Geographic Range

Eisbär

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.

Tsukuba Clawed Salamander

Habitat

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

Eisbär

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.