Chestnut Sac-winged Bat vs Leatherback Sea Turtle

Cormura brevirostris compared with Dermochelys coriacea

Key Differences

• Chestnut Sac-winged Bat is Least Concern while Leatherback Sea Turtle is Vulnerable.

Taxonomic Classification

Rank	Chestnut Sac-winged Bat	Leatherback Sea Turtle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Reptilia (Reptiles)
Order	Chiroptera (Bats)	Testudines (Turtles & Tortoises)
Family	Emballonuridae	Cheloniidae (Sea Turtles)
Genus	Cormura	Chelonia (Green Sea Turtles)
Species	Cormura brevirostris	Dermochelys coriacea

Evolutionary Relationship

Chestnut Sac-winged Bat and Leatherback Sea Turtle share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Chestnut Sac-winged Bat

LC — Least Concern

Leatherback Sea Turtle

VU — Vulnerable

Population: ~35.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Chestnut Sac-winged Bat	Leatherback Sea Turtle
Diet	—	Carnivore
Average Lifespan	—	50 years
Average Length	—	2.0 m
Average Weight	—	500.0 kg

Habitat & Geographic Range

Chestnut Sac-winged Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Leatherback Sea Turtle

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 5 distinct biome types spanning the Australasia and Indomalayan and Neotropic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Costa Rica, Indonesia, Malaysia, and Trinidad and Tobago. Currently classified as Vulnerable 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.

Leatherback Sea Turtle

The leatherback is the largest living turtle and the fourth-heaviest reptile. Unlike other turtles, it has a soft, leathery shell.