Giant Otter vs Opal chimaera

Pteronura brasiliensis compared with Chimaera opalescens

Key Differences

• Giant Otter is Endangered while Opal chimaera is Least Concern.

Taxonomic Classification

Rank	Giant Otter	Opal chimaera
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Holocephali (Holocephali)
Order	Carnivora (Carnivorans)	Chimaeriformes (Chimaeriformes)
Family	Mustelidae (Weasels & Otters)	Chimaeridae
Genus	Pteronura	Chimaera
Species	Pteronura brasiliensis	Chimaera opalescens

Evolutionary Relationship

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

Conservation Status

Giant Otter

EN — Endangered

Opal chimaera

LC — Least Concern

Physical Characteristics

Attribute	Giant Otter	Opal chimaera
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.

Opal chimaera