Common Cuckoo vs Little Black Serotine

Cuculus canorus compared with Eptesicus andinus

Key Differences

• Common Cuckoo is Near Threatened while Little Black Serotine is Least Concern.

Taxonomic Classification

Rank	Common Cuckoo	Little Black Serotine
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Cuculiformes (Cuculiformes)	Chiroptera (Bats)
Family	Cuculidae	Vespertilionidae
Genus	Cuculus	Eptesicus
Species	Cuculus canorus	Eptesicus andinus

Evolutionary Relationship

Common Cuckoo and Little Black Serotine share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Common Cuckoo

NT — Near Threatened

Little Black Serotine

LC — Least Concern

Physical Characteristics

Attribute	Common Cuckoo	Little Black Serotine
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Cuckoo

Habitat

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

Range

Found across Europe (6 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Little Black Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Common Cuckoo

Common Cuckoo (Cuculus canorus) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.