Allen’s Common Mustached Bat vs Laysan Duck

Pteronotus fuscus compared with Anas laysanensis

Key Differences

• Allen’s Common Mustached Bat is Least Concern while Laysan Duck is Critically Endangered.

Taxonomic Classification

Rank	Allen’s Common Mustached Bat	Laysan Duck
Kingdom same	Animalia (حيوانات)	Animalia (حيوانات)
Phylum same	Chordata (حبليات)	Chordata (حبليات)
Class	Mammalia (ثدييات)	Aves (طيور)
Order	Chiroptera (خفاشيات)	Anseriformes (إوزيات)
Family	Mormoopidae	Anatidae
Genus	Pteronotus	Anas
Species	Pteronotus fuscus	Anas laysanensis

Evolutionary Relationship

Allen’s Common Mustached Bat and Laysan Duck share a common ancestor at the Phylum level: Chordata. (حبليات)

Conservation Status

Allen’s Common Mustached Bat

LC — Least Concern

Laysan Duck

CR — Critically Endangered

Physical Characteristics

Attribute	Allen’s Common Mustached Bat	Laysan Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Allen’s Common Mustached Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

Laysan Duck

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Belgium, France, Netherlands, Norway, and United Kingdom. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Allen’s Common Mustached Bat

The Allen’s Common Mustached Bat (Pteronotus fuscus) is a species in the genus Pteronotus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Laysan Duck

Laysan Duck (Anas laysanensis) is classified as Critically Endangered (CR) on the IUCN Red List. Facing an extremely high risk of extinction in the wild due to severe population decline and habitat loss.