Little Black Serotine vs undulate ray

Eptesicus andinus compared with Raja undulata

Key Differences

• Little Black Serotine is Least Concern while undulate ray is Endangered.

Taxonomic Classification

Rank	Little Black Serotine	undulate ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Chiroptera (Bats)	Rajiformes (Rajiformes)
Family	Vespertilionidae	Rajidae
Genus	Eptesicus	Raja
Species	Eptesicus andinus	Raja undulata

Evolutionary Relationship

Little Black Serotine and undulate ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Little Black Serotine

LC — Least Concern

undulate ray

EN — Endangered

Physical Characteristics

Attribute	Little Black Serotine	undulate ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Little Black Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

undulate ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

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