Book Flapwort vs ours blanc

Nardia breidleri compared with Ursus maritimus

Key Differences

Book Flapwort is Least Concern while ours blanc is Vulnerable.

Taxonomic Classification

Rank	Book Flapwort	ours blanc
Kingdom	Plantae (plante)	Animalia (animal)
Phylum	Marchantiophyta (liverwort)	Chordata (Chordates)
Class	Jungermanniopsida (Jungermanniopsida)	Mammalia (mammifères)
Order	Jungermanniales (Jungermanniales)	Carnivora (carnivores)
Family	Gymnomitriaceae	Ursidae (Bears)
Genus	Nardia	Ursus (Bears)
Species	Nardia breidleri	Ursus maritimus

Conservation Status

Book Flapwort

LC — Least Concern

ours blanc

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Book Flapwort	ours blanc
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Book Flapwort

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and Sweden.

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.

Book Flapwort

The Book Flapwort (Nardia breidleri) is a species in the genus Nardia. It is currently classified as Least Concern on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

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.