Giant Otter vs Prickled ray

Pteronura brasiliensis compared with Malacoraja spinacidermis

Key Differences

• Giant Otter is Endangered while Prickled ray is Least Concern.

Taxonomic Classification

Rank	Giant Otter	Prickled ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Carnivora (Carnivorans)	Rajiformes (Rajiformes)
Family	Mustelidae (Weasels & Otters)	Rajidae
Genus	Pteronura	Malacoraja
Species	Pteronura brasiliensis	Malacoraja spinacidermis

Evolutionary Relationship

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

Conservation Status

Giant Otter

EN — Endangered

Prickled ray

LC — Least Concern

Physical Characteristics

Attribute	Giant Otter	Prickled ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Prickled ray