Harmless Serotine vs Perrin’s Beaked Whale

Eptesicus innoxius compared with Mesoplodon perrini

Key Differences

• Harmless Serotine is Near Threatened while Perrin’s Beaked Whale is Endangered.

Taxonomic Classification

Rank	Harmless Serotine	Perrin’s Beaked Whale
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Chiroptera (Bats)	Cetacea (Whales & Dolphins)
Family	Vespertilionidae	Hyperoodontidae
Genus	Eptesicus	Mesoplodon
Species	Eptesicus innoxius	Mesoplodon perrini

Evolutionary Relationship

Harmless Serotine and Perrin’s Beaked Whale share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Harmless Serotine

NT — Near Threatened

Perrin’s Beaked Whale

EN — Endangered

Physical Characteristics

Attribute	Harmless Serotine	Perrin’s Beaked Whale
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.

Perrin’s Beaked Whale

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.