Base-lined Grey vs Blue-and-yellow Macaw

Scoparia basistrigalis compared with Ara ararauna

Key Differences

• Base-lined Grey is Near Threatened while Blue-and-yellow Macaw is Least Concern.

Taxonomic Classification

Rank	Base-lined Grey	Blue-and-yellow Macaw
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Aves (Birds)
Order	Lepidoptera (Butterflies & Moths)	Psittaciformes (Parrots)
Family	Crambidae	Psittacidae (True Parrots)
Genus	Scoparia	Ara (Macaws)
Species	Scoparia basistrigalis	Ara ararauna

Evolutionary Relationship

Base-lined Grey and Blue-and-yellow Macaw share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Base-lined Grey

NT — Near Threatened

Blue-and-yellow Macaw

LC — Least Concern

Physical Characteristics

Attribute	Base-lined Grey	Blue-and-yellow Macaw
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Base-lined Grey

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Blue-and-yellow Macaw

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, Ecuador, Venezuela).

Base-lined Grey

The Base-lined Grey (Scoparia basistrigalis) is a species in the genus Scoparia. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Blue-and-yellow Macaw

One of the most striking and widely kept macaw species, blue-and-yellow macaws display brilliant cobalt blue upper parts contrasting with vivid yellow underparts and green forehead. They inhabit forest, woodland, and savanna from eastern Panama through Venezuela, Brazil, and Bolivia to Peru and Ecuador. Highly intelligent, they live in pairs or small flocks, feeding on palm nuts, seeds, and fruit. Popular in aviculture for over 400 years, they can live 80+ years in captivity.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇳🇴 Norway