Rana Stefania del Marahuaka vs Oso Polar

Stefania marahuaquensis compared with Ursus maritimus

Key Differences

• Rana Stefania del Marahuaka is Near Threatened while Oso Polar is Vulnerable.

Taxonomic Classification

Rank	Rana Stefania del Marahuaka	Oso Polar
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Amphibia (Amphibians)	Mammalia (mamíferos)
Order	Anura (Frogs & Toads)	Carnivora (carnívoros)
Family	Hemiphractidae	Ursidae (Bears)
Genus	Stefania	Ursus (Bears)
Species	Stefania marahuaquensis	Ursus maritimus

Evolutionary Relationship

Rana Stefania del Marahuaka and Oso Polar share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Rana Stefania del Marahuaka

NT — Near Threatened

Oso Polar

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

Rana Stefania del Marahuaka

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Range

Found in Venezuela. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

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.