Red-breasted Merganser vs Yellow-billed Pintail

Mergus serrator compared with Anas georgica

Key Differences

• Red-breasted Merganser is Least Concern while Yellow-billed Pintail is Endangered.

Taxonomic Classification

Rank	Red-breasted Merganser	Yellow-billed Pintail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order same	Anseriformes (Anseriformes)	Anseriformes (Anseriformes)
Family same	Anatidae	Anatidae
Genus	Mergus	Anas
Species	Mergus serrator	Anas georgica

Evolutionary Relationship

Red-breasted Merganser and Yellow-billed Pintail share a common ancestor at the Family level: Anatidae.

Conservation Status

Red-breasted Merganser

LC — Least Concern

Yellow-billed Pintail

EN — Endangered

Physical Characteristics

Attribute	Red-breasted Merganser	Yellow-billed Pintail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Red-breasted Merganser

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), North America (United States), and South America (Colombia).

Yellow-billed Pintail

Habitat

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

Range

Found across Europe (6 countries) and South America (Colombia, Ecuador). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Red-breasted Merganser

Red-breasted Merganser (Mergus serrator) 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.

Yellow-billed Pintail

Yellow-billed Pintail (Anas georgica) 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.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇨🇴 Colombia 🇳🇴 Norway