Polar bear vs red kangaroo

Ursus maritimus compared with Macropus rufus

Key Differences

• Polar bear is Vulnerable while red kangaroo is Least Concern.
• Polar bear is carnivore while red kangaroo is herbivore.
• Polar bear is 5.3x heavier than red kangaroo.
• Polar bear lives longer (25 years vs 16 years).

Taxonomic Classification

Rank	Polar bear	red kangaroo
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Mammalia (mamíferos)	Mammalia (mamíferos)
Order	Carnivora (carnívoros)	Diprotodontia (Marsupials)
Family	Ursidae (Bears)	Macropodidae (Kangaroos)
Genus	Ursus (Bears)	Macropus (Kangaroos)
Species	Ursus maritimus	Macropus rufus

Evolutionary Relationship

Polar bear and red kangaroo share a common ancestor at the Class level: Mammalia. (mamíferos)

Conservation Status

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

red kangaroo

LC — Least Concern

Population: ~11.5M

Trend: Stable →

Physical Characteristics

Attribute	Polar bear	red kangaroo
Diet	Carnivore	Herbivore
Average Lifespan	25 years	16 years
Average Length	2.4 m	1.6 m
Average Weight	450.0 kg	85.0 kg

Habitat & Geographic Range

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.

red kangaroo

Habitat

Typically found in grasslands, forests, and vegetated habitats.

Range

Found in Australia.

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.

red kangaroo

O canguru-vermelho (Macropus rufus) e o maior canguru e o maior marsupial da Terra. Pode atingir 2 metros de altura e pesar 90 kg, habitando as regioes aridas e semiaridas do interior da Australia. Altamente adaptado as duras condicoes do deserto, pode sobreviver longos periodos sem beber agua extraindo a umidade da vegetacao. As potentes patas traseiras permitem saltos de 9 metros e velocidades de ate 70 km/h. Os machos participam em combates rituais de boxe para competir pelas femeas.