Autumn Bent vs Oso Polar

Agrostis perennans compared with Ursus maritimus

Key Differences

Autumn Bent is Not Evaluated while Oso Polar is Vulnerable.

Taxonomic Classification

Rank	Autumn Bent	Oso Polar
Kingdom	Plantae (planta)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (cordados)
Class	Liliopsida (Monocots)	Mammalia (mamíferos)
Order	Poales (Grasses)	Carnivora (carnívoros)
Family	Poaceae (Grass Family)	Ursidae (Bears)
Genus	Agrostis	Ursus (Bears)
Species	Agrostis perennans	Ursus maritimus

Conservation Status

Autumn Bent

NE — Not Evaluated

Oso Polar

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

Autumn Bent

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Range

Distributed across Canada, Colombia, Norway, and United States.

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.

Autumn Bent

The Autumn Bent (Agrostis perennans) is a species in the genus Agrostis. Typically found in grasslands, wetlands, forests, and cultivated landscapes. Agrostis perennans contributes to the biodiversity of its native ecosystems.

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.