Least Bittern vs Little Black Serotine

Ixobrychus exilis compared with Eptesicus andinus

Taxonomic Classification

Rank	Least Bittern	Little Black Serotine
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Pelecaniformes (Pelecaniformes)	Chiroptera (Bats)
Family	Ardeidae	Vespertilionidae
Genus	Ixobrychus	Eptesicus
Species	Ixobrychus exilis	Eptesicus andinus

Evolutionary Relationship

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

Conservation Status

Least Bittern

LC — Least Concern

Little Black Serotine

LC — Least Concern

Physical Characteristics

Attribute	Least Bittern	Little Black Serotine
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Least Bittern

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, United States, and Venezuela.

Little Black Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Least Bittern

Least Bittern (Ixobrychus exilis) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 3 countries:

🇨🇴 Colombia 🇪🇨 Ecuador 🇻🇪 Venezuela