Cerceta carretona vs Oso Polar

Spatula querquedula compared with Ursus maritimus

Key Differences

• Cerceta carretona is Endangered while Oso Polar is Vulnerable.

Taxonomic Classification

Rank	Cerceta carretona	Oso Polar
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Aves (Birds)	Mammalia (mamíferos)
Order	Anseriformes (Anseriformes)	Carnivora (carnívoros)
Family	Anatidae	Ursidae (Bears)
Genus	Spatula	Ursus (Bears)
Species	Spatula querquedula	Ursus maritimus

Evolutionary Relationship

Cerceta carretona and Oso Polar share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Cerceta carretona

EN — Endangered

Oso Polar

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

Cerceta carretona

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and North America (United States). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its 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.

Cerceta carretona

La cerceta carretona (Spatula querquedula) está clasificada como En Peligro (EN) en la Lista Roja de la UICN. Con alto riesgo de extinción en estado silvestre, con significativo declive poblacional y amenazas continuas para su supervivencia.

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.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway