Brown American Star-Footed Amanita vs Polar bear

Amanita brunnescens compared with Ursus maritimus

Key Differences

• Brown American Star-Footed Amanita is Not Evaluated while Polar bear is Vulnerable.

Taxonomic Classification

Rank	Brown American Star-Footed Amanita	Polar bear
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Chordata (cordados)
Class	Agaricomycetes (Mushrooms)	Mammalia (mamíferos)
Order	Agaricales (Gilled Mushrooms)	Carnivora (carnívoros)
Family	Agaricaceae (Agarics)	Ursidae (Bears)
Genus	Amanita (Amanitas)	Ursus (Bears)
Species	Amanita brunnescens	Ursus maritimus

Conservation Status

Brown American Star-Footed Amanita

NE — Not Evaluated

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Brown American Star-Footed Amanita	Polar bear
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Brown American Star-Footed Amanita

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Found in United States.

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.

Brown American Star-Footed Amanita

The Brown American Star-Footed Amanita (Amanita brunnescens) is a species in the genus Amanita. Typically found in forest floors, decomposing wood, and soil ecosystems. Found in United States. It is found in United States.

Polar bear

O maior carnivoro terrestre da Terra, o urso-polar pode ultrapassar 700 kg e e encontrado pelo gelo marinho artico, do Canada ate a Russia. Mamiferos marinhos altamente especializados que dependem do gelo marinho para cacas de focas e focas-barbadas. Excelentes nadadores capazes de percorrer grandes distancias em aguas abertas. Classificado como Vulneravel, com populacoes sob severa pressao devido a rapida perda de gelo marinho artico causada pelas mudancas climaticas.