Diminutive Serotine vs undulate ray

Eptesicus diminutus compared with Raja undulata

Key Differences

• Diminutive Serotine is Data Deficient while undulate ray is Endangered.

Taxonomic Classification

Rank	Diminutive 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 diminutus	Raja undulata

Evolutionary Relationship

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

Conservation Status

Diminutive Serotine

DD — Data Deficient

undulate ray

EN — Endangered

Physical Characteristics

Attribute	Diminutive Serotine	undulate ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Diminutive Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in 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.