Dark blind ray vs Giant Otter

Benthobatis moresbyi compared with Pteronura brasiliensis

Key Differences

• Dark blind ray is Least Concern while Giant Otter is Endangered.

Taxonomic Classification

Rank	Dark blind ray	Giant Otter
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Torpediniformes (electric ray)	Carnivora (Carnivorans)
Family	Narcinidae	Mustelidae (Weasels & Otters)
Genus	Benthobatis	Pteronura
Species	Benthobatis moresbyi	Pteronura brasiliensis

Evolutionary Relationship

Dark blind ray and Giant Otter share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Dark blind ray

LC — Least Concern

Giant Otter

EN — Endangered

Physical Characteristics

Attribute	Dark blind ray	Giant Otter
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dark blind ray

Giant Otter

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.