Playero de Baird vs Oso Polar

Calidris bairdii compared with Ursus maritimus

Key Differences

• Playero de Baird is Least Concern while Oso Polar is Vulnerable.

Taxonomic Classification

Rank	Playero de Baird	Oso Polar
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Aves (Birds)	Mammalia (mamíferos)
Order	Charadriiformes (Charadriiformes)	Carnivora (carnívoros)
Family	Scolopacidae	Ursidae (Bears)
Genus	Calidris	Ursus (Bears)
Species	Calidris bairdii	Ursus maritimus

Evolutionary Relationship

Playero de Baird and Oso Polar share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Playero de Baird

LC — Least Concern

Oso Polar

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Playero de Baird	Oso Polar
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Playero de Baird

Habitat

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

Range

Widely distributed across Europe (4 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela).

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.

Playero de Baird

El correlimos de Baird (Calidris bairdii) es un ave limícola migratoria que cría en la tundra ártica e invernada en América del Sur. Su estado de conservación es de preocupación menor (LC) y sus migraciones anuales recorren el continente americano, cubriendo decenas de miles de kilómetros.

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