parasitic copepod vs Polar bear

Ergasilus sieboldi compared with Ursus maritimus

Key Differences

• parasitic copepod is Not Evaluated while Polar bear is Vulnerable.

Taxonomic Classification

Rank	parasitic copepod	Polar bear
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum	Arthropoda (สัตว์ขาปล้อง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Copepoda (copepod)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Cyclopoida (Cyclopoida)	Carnivora (สัตว์กินเนื้อ)
Family	Ergasilidae	Ursidae (Bears)
Genus	Ergasilus	Ursus (Bears)
Species	Ergasilus sieboldi	Ursus maritimus

Evolutionary Relationship

parasitic copepod and Polar bear share a common ancestor at the Kingdom level: Animalia. (สัตว์)

Conservation Status

parasitic copepod

NE — Not Evaluated

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	parasitic copepod	Polar bear
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

parasitic copepod

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found across Europe (7 countries).

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.

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