Harmless Serotine vs silky shark

Eptesicus innoxius compared with Carcharhinus falciformis

Key Differences

• Harmless Serotine is Near Threatened while silky shark is Vulnerable.

Taxonomic Classification

Rank	Harmless Serotine	silky shark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Chondrichthyes (Cartilaginous Fish)
Order	Chiroptera (Bats)	Carcharhiniformes (Ground Sharks)
Family	Vespertilionidae	Carcharhinidae
Genus	Eptesicus	Carcharhinus
Species	Eptesicus innoxius	Carcharhinus falciformis

Evolutionary Relationship

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

Conservation Status

Harmless Serotine

NT — Near Threatened

silky shark

VU — Vulnerable

Physical Characteristics

Attribute	Harmless Serotine	silky shark
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.

silky shark

Habitat

Found across multiple habitat types including temperate coniferous forests, flooded grasslands and savannas, and Mediterranean forests and woodlands, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Algeria, Taiwan, Tunisia, and Venezuela. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.