Harmless Serotine vs Rook

Eptesicus innoxius compared with Corvus frugilegus

Key Differences

• Harmless Serotine is Near Threatened while Rook is Least Concern.

Taxonomic Classification

Rank	Harmless Serotine	Rook
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Passeriformes (Songbirds)
Family	Vespertilionidae	Corvidae (Crows & Ravens)
Genus	Eptesicus	Corvus (Crows & Ravens)
Species	Eptesicus innoxius	Corvus frugilegus

Evolutionary Relationship

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

Conservation Status

Harmless Serotine

NT — Near Threatened

Rook

LC — Least Concern

Physical Characteristics

Attribute	Harmless Serotine	Rook
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.

Rook

Habitat

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

Range

Found across Europe (5 countries) and Oceania and the Pacific (New Zealand).

Rook

Rook (Corvus frugilegus) 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.