Harmless Serotine vs Speckled ray

Eptesicus innoxius compared with Raja polystigma

Key Differences

• Harmless Serotine is Near Threatened while Speckled ray is Least Concern.

Taxonomic Classification

Rank	Harmless Serotine	Speckled ray
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class	Mammalia (哺乳動物)	Elasmobranchii
Order	Chiroptera (翼手目)	Rajiformes (鳐目)
Family	Vespertilionidae	Rajidae
Genus	Eptesicus	Raja
Species	Eptesicus innoxius	Raja polystigma

Evolutionary Relationship

Harmless Serotine and Speckled ray share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

Harmless Serotine

NT — Near Threatened

Speckled ray

LC — Least Concern

Physical Characteristics

Attribute	Harmless Serotine	Speckled ray
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.

Speckled ray