Chestnut-backed Jewel-babbler vs Polar bear

Ptilorrhoa castanonota compared with Ursus maritimus

Key Differences

• Chestnut-backed Jewel-babbler is Least Concern while Polar bear is Vulnerable.

Taxonomic Classification

Rank	Chestnut-backed Jewel-babbler	Polar bear
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Aves (นก)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Passeriformes (นกเกาะคอน)	Carnivora (สัตว์กินเนื้อ)
Family	Psophodidae	Ursidae (Bears)
Genus	Ptilorrhoa	Ursus (Bears)
Species	Ptilorrhoa castanonota	Ursus maritimus

Evolutionary Relationship

Chestnut-backed Jewel-babbler and Polar bear share a common ancestor at the Phylum level: Chordata. (สัตว์มีแกนสันหลัง)

Conservation Status

Chestnut-backed Jewel-babbler

LC — Least Concern

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Chestnut-backed Jewel-babbler	Polar bear
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Chestnut-backed Jewel-babbler

Habitat

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

Range

Found in Norway.

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.

Chestnut-backed Jewel-babbler

The Chestnut-backed Jewel-babbler (Ptilorrhoa castanonota) is a species in the genus Ptilorrhoa. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

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.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway