Bigeye Numbfish vs Black Howler Monkey

Narcine oculifera compared with Alouatta pigra

Key Differences

• Bigeye Numbfish is Data Deficient while Black Howler Monkey is Endangered.

Taxonomic Classification

Rank	Bigeye Numbfish	Black Howler Monkey
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Torpediniformes (electric ray)	Primates (Primates)
Family	Narcinidae	Atelidae
Genus	Narcine	Alouatta
Species	Narcine oculifera	Alouatta pigra

Evolutionary Relationship

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

Conservation Status

Bigeye Numbfish

DD — Data Deficient

Black Howler Monkey

EN — Endangered

Physical Characteristics

Attribute	Bigeye Numbfish	Black Howler Monkey
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bigeye Numbfish

Black Howler Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Bigeye Numbfish

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

Black Howler Monkey

The Black Howler Monkey (Alouatta pigra) is a species in the genus Alouatta. It is currently classified as Endangered on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.