Lesser Yellow-shouldered Bat vs Rook

Sturnira nana compared with Corvus frugilegus

Key Differences

• Lesser Yellow-shouldered Bat is Endangered while Rook is Least Concern.

Taxonomic Classification

Rank	Lesser Yellow-shouldered Bat	Rook
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Passeriformes (Songbirds)
Family	Phyllostomidae	Corvidae (Crows & Ravens)
Genus	Sturnira	Corvus (Crows & Ravens)
Species	Sturnira nana	Corvus frugilegus

Evolutionary Relationship

Lesser Yellow-shouldered Bat and Rook share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Lesser Yellow-shouldered Bat

EN — Endangered

Rook

LC — Least Concern

Physical Characteristics

Attribute	Lesser Yellow-shouldered Bat	Rook
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Lesser Yellow-shouldered Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

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.