Little Bittern vs Red-billed Duck

Ixobrychus minutus compared with Anas erythrorhyncha

Key Differences

• Little Bittern is Endangered while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Little Bittern	Red-billed Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Pelecaniformes (Pelecaniformes)	Anseriformes (Anseriformes)
Family	Ardeidae	Anatidae
Genus	Ixobrychus	Anas
Species	Ixobrychus minutus	Anas erythrorhyncha

Evolutionary Relationship

Little Bittern and Red-billed Duck share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Little Bittern

EN — Endangered

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Little Bittern	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Little Bittern

Habitat

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

Range

Distributed across Belgium, Denmark, Luxembourg, Norway, and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Red-billed Duck

Habitat

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

Range

Found across Europe (6 countries) and South America (Ecuador).

Little Bittern

Little Bittern (Ixobrychus minutus) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.

Red-billed Duck

Red-billed Duck (Anas erythrorhyncha) 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 2 countries:

🇧🇪 Belgium 🇳🇴 Norway