Big Free-tailed Bat vs Dusky Spinetail

Nyctinomops macrotis compared with Synallaxis moesta

Key Differences

• Big Free-tailed Bat is Least Concern while Dusky Spinetail is Near Threatened.

Taxonomic Classification

Rank	Big Free-tailed Bat	Dusky Spinetail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Passeriformes (Songbirds)
Family	Molossidae	Furnariidae
Genus	Nyctinomops	Synallaxis
Species	Nyctinomops macrotis	Synallaxis moesta

Evolutionary Relationship

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

Conservation Status

Big Free-tailed Bat

LC — Least Concern

Dusky Spinetail

NT — Near Threatened

Physical Characteristics

Attribute	Big Free-tailed Bat	Dusky Spinetail
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.

Dusky Spinetail

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia, Ecuador, and Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇪🇨 Ecuador