Bigeye Numbfish vs Bely Medved

Narcine oculifera compared with Ursus maritimus

Key Differences

• Bigeye Numbfish is Data Deficient while Bely Medved is Vulnerable.

Taxonomic Classification

Rank	Bigeye Numbfish	Bely Medved
Kingdom same	Animalia (животные)	Animalia (животные)
Phylum same	Chordata (хордовые)	Chordata (хордовые)
Class	Elasmobranchii	Mammalia (млекопитающие)
Order	Torpediniformes (электрические скаты)	Carnivora (хищные)
Family	Narcinidae	Ursidae (Bears)
Genus	Narcine	Ursus (Bears)
Species	Narcine oculifera	Ursus maritimus

Evolutionary Relationship

Bigeye Numbfish and Bely Medved share a common ancestor at the Phylum level: Chordata. (хордовые)

Conservation Status

Bigeye Numbfish

DD — Data Deficient

Bely Medved

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Bigeye Numbfish	Bely Medved
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Bigeye Numbfish

Bely Medved

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.

Bigeye Numbfish

The Bigeye Numbfish (Narcine oculifera) is a species in the genus Narcine.

Bely Medved

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.