Oso Polar vs Tollo lucero mocho

Ursus maritimus compared with Etmopterus brachyurus

Key Differences

Oso Polar is Vulnerable while Tollo lucero mocho is Data Deficient.

Taxonomic Classification

Rank	Oso Polar	Tollo lucero mocho
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Mammalia (mamíferos)	Elasmobranchii
Order	Carnivora (carnívoros)	Squaliformes (Squaliformes)
Family	Ursidae (Bears)	Etmopteridae
Genus	Ursus (Bears)	Etmopterus
Species	Ursus maritimus	Etmopterus brachyurus

Evolutionary Relationship

Oso Polar and Tollo lucero mocho share a common ancestor at the Phylum level: Chordata. (cordados)

Vista Phylum: Chordata

Conservation Status

Oso Polar

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Tollo lucero mocho

DD — Data Deficient

Physical Characteristics

Attribute	Oso Polar	Tollo lucero mocho
Diet	Carnivore	—
Average Lifespan	25 years	—
Average Length	2.4 m	—
Average Weight	450.0 kg	—

Habitat & Geographic Range

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.

Tollo lucero mocho

Habitat

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

Range

Distributed across Chile and Taiwan.

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.