Bog-Moss Flapwort vs Polar bear

Odontoschisma sphagni compared with Ursus maritimus

Taxonomic Classification

Rank	Bog-Moss Flapwort	Polar bear
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Marchantiophyta (liverwort)	Chordata (Chordates)
Class	Jungermanniopsida (Jungermanniopsida)	Mammalia (Mammals)
Order	Jungermanniales (Jungermanniales)	Carnivora (Carnivorans)
Family	Cephaloziaceae	Ursidae (Bears)
Genus	Odontoschisma	Ursus (Bears)
Species	Odontoschisma sphagni	Ursus maritimus

Conservation Status

Bog-Moss Flapwort

VU — Vulnerable

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Bog-Moss Flapwort	Polar bear
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Bog-Moss Flapwort

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Bog-Moss Flapwort

The Bog-Moss Flapwort (Odontoschisma sphagni) is a species in the genus Odontoschisma. It is currently classified as Vulnerable on the IUCN Red List. Distributed across Belgium, Denmark, Norway, Sweden, and United States.

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.