Big Free-tailed Bat vs Humpback smooth hound

Nyctinomops macrotis compared with Mustelus whitneyi

Key Differences

• Big Free-tailed Bat is Least Concern while Humpback smooth hound is Critically Endangered.

Taxonomic Classification

Rank	Big Free-tailed Bat	Humpback smooth hound
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	Molossidae	Triakidae
Genus	Nyctinomops	Mustelus
Species	Nyctinomops macrotis	Mustelus whitneyi

Evolutionary Relationship

Big Free-tailed Bat and Humpback smooth hound share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Big Free-tailed Bat

LC — Least Concern

Humpback smooth hound

CR — Critically Endangered

Physical Characteristics

Attribute	Big Free-tailed Bat	Humpback smooth hound
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big Free-tailed Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Humpback smooth hound

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

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

Big Free-tailed Bat

The Big Free-tailed Bat (Nyctinomops macrotis) is a species in the genus Nyctinomops. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.