Allen’s Common Mustached Bat vs Bay-shark

Pteronotus fuscus compared with Carcharhinus obscurus

Key Differences

• Allen’s Common Mustached Bat is Least Concern while Bay-shark is Endangered.

Taxonomic Classification

Rank	Allen’s Common Mustached Bat	Bay-shark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Chondrichthyes (Cartilaginous Fish)
Order	Chiroptera (Bats)	Carcharhiniformes (Ground Sharks)
Family	Mormoopidae	Carcharhinidae
Genus	Pteronotus	Carcharhinus
Species	Pteronotus fuscus	Carcharhinus obscurus

Evolutionary Relationship

Allen’s Common Mustached Bat and Bay-shark share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Allen’s Common Mustached Bat

LC — Least Concern

Bay-shark

EN — Endangered

Physical Characteristics

Attribute	Allen’s Common Mustached Bat	Bay-shark
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.

Bay-shark

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.

Range

Distributed across Chile, Taiwan, and Venezuela. Currently classified as 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.

Bay-shark

The Bay-shark (Carcharhinus obscurus) is a species in the genus Carcharhinus. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.