Giant Otter vs green hydra

Pteronura brasiliensis compared with Hydra viridissima

Key Differences

• Giant Otter is Endangered while green hydra is Not Evaluated.

Taxonomic Classification

Rank	Giant Otter	green hydra
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Cnidaria (Cnidarians)
Class	Mammalia (Mammals)	Hydrozoa (Hydrozoa)
Order	Carnivora (Carnivorans)	Anthoathecata (Anthoathecata)
Family	Mustelidae (Weasels & Otters)	Hydridae
Genus	Pteronura	Hydra
Species	Pteronura brasiliensis	Hydra viridissima

Evolutionary Relationship

Giant Otter and green hydra share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Giant Otter

EN — Endangered

green hydra

NE — Not Evaluated

Physical Characteristics

Attribute	Giant Otter	green hydra
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.

green hydra

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.