Harmless Serotine vs Stygian Owl

Eptesicus innoxius compared with Asio stygius

Key Differences

• Harmless Serotine is Near Threatened while Stygian Owl is Least Concern.

Taxonomic Classification

Rank	Harmless Serotine	Stygian Owl
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Strigiformes (Owls)
Family	Vespertilionidae	Strigidae (True Owls)
Genus	Eptesicus	Asio
Species	Eptesicus innoxius	Asio stygius

Evolutionary Relationship

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

Conservation Status

Harmless Serotine

NT — Near Threatened

Stygian Owl

LC — Least Concern

Physical Characteristics

Attribute	Harmless Serotine	Stygian Owl
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.

Stygian Owl

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Stygian Owl

Stygian Owl (Asio stygius) 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