vs Oso Polar

Physarum pusillum compared with Ursus maritimus

Key Differences

is Not Evaluated while Oso Polar is Vulnerable.

Taxonomic Classification

Rank		Oso Polar
Kingdom	Protozoa (protozoo)	Animalia (Animals)
Phylum	Mycetozoa	Chordata (cordados)
Class	Myxomycetes (Myxomycetes)	Mammalia (mamíferos)
Order	Physarales (Physarales)	Carnivora (carnívoros)
Family	Physaraceae	Ursidae (Bears)
Genus	Physarum	Ursus (Bears)
Species	Physarum pusillum	Ursus maritimus

Conservation Status

NE — Not Evaluated

Oso Polar

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute		Oso Polar
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), North America (United States), and South America (Brazil).

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.

Physarum pusillum es un pequeno mixomiceto (moho de fango) que produce minusculos esporangios de color palido sobre material vegetal en descomposicion y corteza en ambientes boscosos humedos. Su nombre refleja su tamano diminuto en relacion con otras especies de Physarum. Como sus parientes, pasa por una fase plasmodial de alimentacion antes de formar estructuras reproductoras, y se distribuye en varios continentes.

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.