Lesser Siren vs Madeiran Pipistrelle

Siren intermedia compared with Pipistrellus maderensis

Key Differences

• Lesser Siren is Least Concern while Madeiran Pipistrelle is Vulnerable.

Taxonomic Classification

Rank	Lesser Siren	Madeiran Pipistrelle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Amphibia (Amphibians)	Mammalia (Mammals)
Order	Caudata (Caudata)	Chiroptera (Bats)
Family	Sirenidae	Vespertilionidae
Genus	Siren	Pipistrellus
Species	Siren intermedia	Pipistrellus maderensis

Evolutionary Relationship

Lesser Siren and Madeiran Pipistrelle share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Lesser Siren

LC — Least Concern

Madeiran Pipistrelle

VU — Vulnerable

Physical Characteristics

Attribute	Lesser Siren	Madeiran Pipistrelle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Lesser Siren

Habitat

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

Range

Distributed across Belgium and Mexico.

Madeiran Pipistrelle

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Portugal. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.