Bare-tailed Woolly Opossum vs Ecuadorian Sac-winged Bat

Caluromys philander compared with Balantiopteryx infusca

Key Differences

• Bare-tailed Woolly Opossum is Least Concern while Ecuadorian Sac-winged Bat is Endangered.

Taxonomic Classification

Rank	Bare-tailed Woolly Opossum	Ecuadorian Sac-winged Bat
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class same	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Didelphimorphia (Didelphimorphia)	Chiroptera (ค้างคาว)
Family	Didelphidae	Emballonuridae
Genus	Caluromys	Balantiopteryx
Species	Caluromys philander	Balantiopteryx infusca

Evolutionary Relationship

Bare-tailed Woolly Opossum and Ecuadorian Sac-winged Bat share a common ancestor at the Class level: Mammalia. (สัตว์เลี้ยงลูกด้วยน้ำนม)

Conservation Status

Bare-tailed Woolly Opossum

LC — Least Concern

Ecuadorian Sac-winged Bat

EN — Endangered

Physical Characteristics

Attribute	Bare-tailed Woolly Opossum	Ecuadorian Sac-winged Bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bare-tailed Woolly Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.

Ecuadorian Sac-winged Bat

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.

Range

Distributed across Colombia and Ecuador. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Bare-tailed Woolly Opossum

The Bare-tailed Woolly Opossum (Caluromys philander) is a species in the genus Caluromys. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.