Large False Serotine vs Lesser Siren

Hesperoptenus tomesi compared with Siren intermedia

Key Differences

• Large False Serotine is Vulnerable while Lesser Siren is Least Concern.

Taxonomic Classification

Rank	Large False Serotine	Lesser Siren
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Chiroptera (Bats)	Caudata (Caudata)
Family	Vespertilionidae	Sirenidae
Genus	Hesperoptenus	Siren
Species	Hesperoptenus tomesi	Siren intermedia

Evolutionary Relationship

Large False Serotine and Lesser Siren share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Large False Serotine

VU — Vulnerable

Lesser Siren

LC — Least Concern

Physical Characteristics

Attribute	Large False Serotine	Lesser Siren
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Large False Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Lesser Siren

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Range

Distributed across Belgium and Mexico.