Dwarf Bittern vs Least Bittern

Ixobrychus sturmii compared with Ixobrychus exilis

Taxonomic Classification

Rank	Dwarf Bittern	Least Bittern
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class same	Aves (นก)	Aves (นก)
Order same	Pelecaniformes (อันดับนกกระทุง)	Pelecaniformes (อันดับนกกระทุง)
Family same	Ardeidae	Ardeidae
Genus same	Ixobrychus	Ixobrychus
Species	Ixobrychus sturmii	Ixobrychus exilis

Evolutionary Relationship

Dwarf Bittern and Least Bittern share a common ancestor at the Genus level: Ixobrychus.

Conservation Status

Dwarf Bittern

LC — Least Concern

Least Bittern

LC — Least Concern

Physical Characteristics

Attribute	Dwarf Bittern	Least Bittern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dwarf Bittern

Habitat

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

Range

Found in Norway.

Least Bittern

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, United States, 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 1 countries:

🇳🇴 Norway