Polar bear vs Yellow-bellied Seedeater

Ursus maritimus compared with Sporophila nigricollis

Key Differences

• Polar bear is Vulnerable while Yellow-bellied Seedeater is Least Concern.

Taxonomic Classification

Rank	Polar bear	Yellow-bellied Seedeater
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Carnivora (Carnivorans)	Passeriformes (Songbirds)
Family	Ursidae (Bears)	Thraupidae
Genus	Ursus (Bears)	Sporophila
Species	Ursus maritimus	Sporophila nigricollis

Evolutionary Relationship

Polar bear and Yellow-bellied Seedeater share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Yellow-bellied Seedeater

LC — Least Concern

Physical Characteristics

Attribute	Polar bear	Yellow-bellied Seedeater
Diet	Carnivore	—
Average Lifespan	25 years	—
Average Length	2.4 m	—
Average Weight	450.0 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.

Yellow-bellied Seedeater

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Polar bear

The largest land carnivore on Earth, polar bears can exceed 700 kg and are found across Arctic sea ice from Canada to Russia. Highly specialized marine mammals that rely on sea ice to hunt ringed and bearded seals. Excellent swimmers capable of covering vast distances in open water. Listed as Vulnerable, with populations under severe pressure from rapid Arctic sea ice loss due to climate change.

Yellow-bellied Seedeater

A small, distinctive seedeater with yellow underparts and a conspicuous black bib in males, yellow-bellied seedeaters inhabit weedy fields, forest edges, and grasslands from Costa Rica through South America to Argentina. Males have black upper parts with chestnut flanks contrasting with yellow belly. They form large flocks on grass seeds and agricultural weeds. Popular as cage birds in South America for the males' attractive plumage and melodious song. Listed as Least Concern with widespread and stable populations.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway