Giant Otter vs Rufous-tailed Antthrush

Pteronura brasiliensis compared with Chamaeza ruficauda

Key Differences

• Giant Otter is Endangered while Rufous-tailed Antthrush is Least Concern.

Taxonomic Classification

Rank	Giant Otter	Rufous-tailed Antthrush
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Carnivora (Carnivorans)	Passeriformes (Songbirds)
Family	Mustelidae (Weasels & Otters)	Formicariidae
Genus	Pteronura	Chamaeza
Species	Pteronura brasiliensis	Chamaeza ruficauda

Evolutionary Relationship

Giant Otter and Rufous-tailed Antthrush share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Giant Otter

EN — Endangered

Rufous-tailed Antthrush

LC — Least Concern

Physical Characteristics

Attribute	Giant Otter	Rufous-tailed Antthrush
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.

Rufous-tailed Antthrush

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia, Norway, and Venezuela.

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇻🇪 Venezuela