zostère du Japon vs ours blanc

Zostera japonica compared with Ursus maritimus

Key Differences

• zostère du Japon is Least Concern while ours blanc is Vulnerable.

Taxonomic Classification

Rank	zostère du Japon	ours blanc
Kingdom	Plantae (plante)	Animalia (animal)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Liliopsida (Monocots)	Mammalia (mammifères)
Order	Alismatales (Alismatales)	Carnivora (carnivores)
Family	Zosteraceae	Ursidae (Bears)
Genus	Zostera	Ursus (Bears)
Species	Zostera japonica	Ursus maritimus

Conservation Status

zostère du Japon

LC — Least Concern

ours blanc

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	zostère du Japon	ours blanc
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

zostère du Japon

Habitat

Inhabits tropical and subtropical moist broadleaf forests within the Indomalayan biogeographic realm.

Range

Distributed across Canada, Laos, Norway, Taiwan, and United States.

ours blanc

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.

ours blanc

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.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway