Chestnut Sac-winged Bat vs Lesser Crested Tern

Cormura brevirostris compared with Thalasseus bengalensis

Key Differences

• Chestnut Sac-winged Bat is Least Concern while Lesser Crested Tern is Not Evaluated.

Taxonomic Classification

Rank	Chestnut Sac-winged Bat	Lesser Crested Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Charadriiformes (Charadriiformes)
Family	Emballonuridae	Laridae
Genus	Cormura	Thalasseus
Species	Cormura brevirostris	Thalasseus bengalensis

Evolutionary Relationship

Chestnut Sac-winged Bat and Lesser Crested Tern share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Chestnut Sac-winged Bat

LC — Least Concern

Lesser Crested Tern

NE — Not Evaluated

Physical Characteristics

Attribute	Chestnut Sac-winged Bat	Lesser Crested Tern
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.

Lesser Crested Tern

Habitat

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

Range

Distributed across Norway and Sweden.

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.