Giant Otter vs Wire-crested Thorntail

Pteronura brasiliensis compared with Discosura popelairii

Key Differences

• Giant Otter is Endangered while Wire-crested Thorntail is Near Threatened.

Taxonomic Classification

Rank	Giant Otter	Wire-crested Thorntail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Carnivora (Carnivorans)	Apodiformes (Apodiformes)
Family	Mustelidae (Weasels & Otters)	Trochilidae
Genus	Pteronura	Discosura
Species	Pteronura brasiliensis	Discosura popelairii

Evolutionary Relationship

Giant Otter and Wire-crested Thorntail share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Giant Otter

EN — Endangered

Wire-crested Thorntail

NT — Near Threatened

Physical Characteristics

Attribute	Giant Otter	Wire-crested Thorntail
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.

Wire-crested Thorntail

Habitat

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

Range

Distributed across Colombia, Ecuador, and Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Shared Countries

Both species can be found in 1 countries:

🇨🇴 Colombia