Großer Algenfarn vs Eisbär

Azolla caroliniana compared with Ursus maritimus

Key Differences

Großer Algenfarn is Least Concern while Eisbär is Vulnerable.

Taxonomic Classification

Rank	Großer Algenfarn	Eisbär
Kingdom	Plantae (Pflanzen)	Animalia (Tier)
Phylum	Tracheophyta	Chordata (Chordatiere)
Class	Polypodiopsida (Echte Farne)	Mammalia (Säugetiere)
Order	Salviniales (Schwimmfarnartige)	Carnivora (Raubtiere)
Family	Salviniaceae	Ursidae (Bears)
Genus	Azolla	Ursus (Bears)
Species	Azolla caroliniana	Ursus maritimus

Conservation Status

Großer Algenfarn

LC — Least Concern

Eisbär

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Großer Algenfarn	Eisbär
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Großer Algenfarn

Habitat

Inhabits deserts and xeric shrublands and flooded grasslands and savannas within the Palearctic biogeographic realm.

Range

Widely distributed across Africa (Egypt), Asia (Japan, Taiwan), Europe (7 countries), North America (Canada, Cuba, United States), and South America (Brazil, Colombia).

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.

Großer Algenfarn

The Carolina Mosquitofern (Azolla caroliniana) is a species in the genus Azolla. It is currently classified as Least Concern on the IUCN Red List. Inhabits deserts and xeric shrublands and flooded grasslands and savannas within the Palearctic biogeographic realm.

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.