Arizona Joint-fir vs Polar bear

Ephedra fasciculata compared with Ursus maritimus

Key Differences

• Arizona Joint-fir is Least Concern while Polar bear is Vulnerable.

Taxonomic Classification

Rank	Arizona Joint-fir	Polar bear
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (Chordates)
Class	Gnetopsida (Gnetopsida)	Mammalia (Mammals)
Order	Ephedrales (Ephedrales)	Carnivora (Carnivorans)
Family	Ephedraceae	Ursidae (Bears)
Genus	Ephedra	Ursus (Bears)
Species	Ephedra fasciculata	Ursus maritimus

Conservation Status

Arizona Joint-fir

LC — Least Concern

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Arizona Joint-fir	Polar bear
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Arizona Joint-fir

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.

Arizona Joint-fir

The Arizona Joint-fir, Ephedra fasciculata, is a species. It is currently assessed as least concern on the IUCN Red List.

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.