Harmless Serotine vs Lesser Cuckoo

Eptesicus innoxius compared with Cuculus poliocephalus

Key Differences

• Harmless Serotine is Near Threatened while Lesser Cuckoo is Least Concern.

Taxonomic Classification

Rank	Harmless Serotine	Lesser Cuckoo
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Cuculiformes (Cuculiformes)
Family	Vespertilionidae	Cuculidae
Genus	Eptesicus	Cuculus
Species	Eptesicus innoxius	Cuculus poliocephalus

Evolutionary Relationship

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

Conservation Status

Harmless Serotine

NT — Near Threatened

Lesser Cuckoo

LC — Least Concern

Physical Characteristics

Attribute	Harmless Serotine	Lesser Cuckoo
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.

Lesser Cuckoo

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Norway and Taiwan.