Harmless Serotine vs Slaty Spinetail

Eptesicus innoxius compared with Synallaxis brachyura

Key Differences

• Harmless Serotine is Near Threatened while Slaty Spinetail is Least Concern.

Taxonomic Classification

Rank	Harmless Serotine	Slaty Spinetail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Passeriformes (Songbirds)
Family	Vespertilionidae	Furnariidae
Genus	Eptesicus	Synallaxis
Species	Eptesicus innoxius	Synallaxis brachyura

Evolutionary Relationship

Harmless Serotine and Slaty Spinetail share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Harmless Serotine

NT — Near Threatened

Slaty Spinetail

LC — Least Concern

Physical Characteristics

Attribute	Harmless Serotine	Slaty Spinetail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Harmless Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Slaty Spinetail

Habitat

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

Range

Distributed across Colombia, Ecuador, and Norway.

Slaty Spinetail

Slaty Spinetail (Synallaxis brachyura) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 1 countries:

🇪🇨 Ecuador