Chestnut Sac-winged Bat vs Giant Otter

Cormura brevirostris compared with Pteronura brasiliensis

Key Differences

• Chestnut Sac-winged Bat is Least Concern while Giant Otter is Endangered.

Taxonomic Classification

Rank	Chestnut Sac-winged Bat	Giant Otter
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Chiroptera (Bats)	Carnivora (Carnivorans)
Family	Emballonuridae	Mustelidae (Weasels & Otters)
Genus	Cormura	Pteronura
Species	Cormura brevirostris	Pteronura brasiliensis

Evolutionary Relationship

Chestnut Sac-winged Bat and Giant Otter share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Chestnut Sac-winged Bat

LC — Least Concern

Giant Otter

EN — Endangered

Physical Characteristics

Attribute	Chestnut Sac-winged Bat	Giant Otter
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chestnut Sac-winged Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

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.

Chestnut Sac-winged Bat

The Chestnut Sac-winged Bat (Cormura brevirostris) is a species in the genus Cormura. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇻🇪 Venezuela