Giant Otter vs Hamlyn's bull-ray

Pteronura brasiliensis compared with Myliobatis hamlyni

Key Differences

• Giant Otter is Endangered while Hamlyn's bull-ray is Near Threatened.

Taxonomic Classification

Rank	Giant Otter	Hamlyn's bull-ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Carnivora (Carnivorans)	Myliobatiformes (Myliobatiformes)
Family	Mustelidae (Weasels & Otters)	Myliobatidae
Genus	Pteronura	Myliobatis
Species	Pteronura brasiliensis	Myliobatis hamlyni

Evolutionary Relationship

Giant Otter and Hamlyn's bull-ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Giant Otter

EN — Endangered

Hamlyn's bull-ray

NT — Near Threatened

Physical Characteristics

Attribute	Giant Otter	Hamlyn's bull-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.

Hamlyn's bull-ray