Bristly Swan-neck Moss vs Oso Polar

Campylopus atrovirens compared with Ursus maritimus

Key Differences

Bristly Swan-neck Moss is Endangered while Oso Polar is Vulnerable.

Taxonomic Classification

Rank	Bristly Swan-neck Moss	Oso Polar
Kingdom	Plantae (planta)	Animalia (Animals)
Phylum	Bryophyta	Chordata (cordados)
Class	Bryopsida (Bryopsida)	Mammalia (mamíferos)
Order	Dicranales (Dicranales)	Carnivora (carnívoros)
Family	Leucobryaceae	Ursidae (Bears)
Genus	Campylopus	Ursus (Bears)
Species	Campylopus atrovirens	Ursus maritimus

Conservation Status

Bristly Swan-neck Moss

EN — Endangered

Oso Polar

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Bristly Swan-neck Moss	Oso Polar
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Bristly Swan-neck Moss

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway, Portugal, and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Oso Polar

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.

Bristly Swan-neck Moss

The Bristly Swan-neck Moss (Campylopus atrovirens) is a species in the genus Campylopus. It is currently classified as Endangered on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

Oso Polar

El mayor carnivoro terrestre de la Tierra, el oso polar puede superar los 700 kg y se encuentra en el hielo marino del Artico, desde Canada hasta Rusia. Es un mamifero marino altamente especializado que depende del hielo marino para cazar focas anilladas y barbadas. Excelente nadador capaz de cubrir grandes distancias en agua abierta. Clasificado como Vulnerable, sus poblaciones soportan una presion severa por la rapida perdida de hielo marino artico debida al cambio climatico.