Bacterial Crown Gall vs Oso Polar

Agrobacterium radiobacter compared with Ursus maritimus

Key Differences

Bacterial Crown Gall is Not Evaluated while Oso Polar is Vulnerable.

Taxonomic Classification

Rank	Bacterial Crown Gall	Oso Polar
Kingdom	Bacteria (Bacteria)	Animalia (Animals)
Phylum	Proteobacteria (Proteobacteria)	Chordata (cordados)
Class	Alphaproteobacteria (Alphaproteobacteria)	Mammalia (mamíferos)
Order	Rhizobiales (Rhizobiales)	Carnivora (carnívoros)
Family	Rhizobiaceae	Ursidae (Bears)
Genus	Rhizobium	Ursus (Bears)
Species	Agrobacterium radiobacter	Ursus maritimus

Conservation Status

Bacterial Crown Gall

NE — Not Evaluated

Oso Polar

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

Bacterial Crown Gall

Habitat

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

Range

Distributed across Taiwan 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.

Bacterial Crown Gall

The Bacterial Crown Gall (Agrobacterium radiobacter) is a species in the genus Rhizobium. Native to Asia and North America, 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.