Bigeye Numbfish vs Lion

Narcine oculifera compared with Panthera leo

Key Differences

• Bigeye Numbfish is Data Deficient while Lion is Vulnerable.

Taxonomic Classification

Rank	Bigeye Numbfish	Lion
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Torpediniformes (electric ray)	Carnivora (Carnivorans)
Family	Narcinidae	Felidae (Cats)
Genus	Narcine	Panthera (Big Cats)
Species	Narcine oculifera	Panthera leo

Evolutionary Relationship

Bigeye Numbfish and Lion share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bigeye Numbfish

DD — Data Deficient

Lion

VU — Vulnerable

Population: ~23.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Bigeye Numbfish	Lion
Diet	—	Carnivore
Average Lifespan	—	15 years
Average Length	—	2.5 m
Average Weight	—	190.0 kg

Habitat & Geographic Range

Bigeye Numbfish

Lion

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical grasslands and savannas, and flooded grasslands and savannas, among 7 distinct biome types spanning the Afrotropic and Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Colombia, Ecuador, and Kenya. 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.

Lion

The largest wild cat in Africa, lions reach up to 250 kg and are the only social felids, living in prides across sub-Saharan savannas and grasslands. Males are distinguished by their iconic manes. As apex predators, they regulate herbivore populations and maintain ecosystem balance. Listed as Vulnerable due to habitat loss and human-wildlife conflict.