Alexandrine Parakeet vs Lord Derby's Parakeet

Psittacula eupatria compared with Psittacula derbiana

Key Differences

Alexandrine Parakeet is Not Evaluated while Lord Derby's Parakeet is Near Threatened.

Taxonomic Classification

Rank	Alexandrine Parakeet	Lord Derby's Parakeet
Kingdom same	Animalia (hayvan)	Animalia (hayvan)
Phylum same	Chordata (Kordalılar)	Chordata (Kordalılar)
Class same	Aves (kuş)	Aves (kuş)
Order same	Psittaciformes (Papağansılar)	Psittaciformes (Papağansılar)
Family same	Psittacidae (True Parrots)	Psittacidae (True Parrots)
Genus same	Psittacula	Psittacula
Species	Psittacula eupatria	Psittacula derbiana

Evolutionary Relationship

Alexandrine Parakeet and Lord Derby's Parakeet share a common ancestor at the Genus level: Psittacula.

Göster Genus: Psittacula

Conservation Status

Alexandrine Parakeet

NE — Not Evaluated

Lord Derby's Parakeet

NT — Near Threatened

Physical Characteristics

Attribute	Alexandrine Parakeet	Lord Derby's Parakeet
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alexandrine Parakeet

Habitat

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

Range

Widely distributed across Asia (9 countries), Europe (11 countries), and North America (Mexico).

Lord Derby's Parakeet

Habitat

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

Range

Found across Europe (6 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Alexandrine Parakeet

Named in honor of Alexander the Great who brought specimens back to Macedonia in 326 BC, Alexandrine parakeets are among the largest and oldest documented pet parrots in history. They inhabit forest, woodland, and mangroves from Afghanistan and Pakistan east to Southeast Asia. Males display a distinctive pink-and-black neck ring. Listed as Near Threatened, with populations declining from severe capture pressure for the pet trade and habitat clearing. Feral populations exist across Europe.

Lord Derby's Parakeet

One of the largest parakeets in the world, Lord Derby's parakeets display distinctive blue-green plumage with a striking red-and-black banded bill and a long pointed tail reaching over 60 cm. They inhabit montane forests at 1,000–4,000 meters elevation across the eastern Himalayas, southwest China, and northern Myanmar. Listed as Vulnerable due to deforestation and trapping, they are prized aviary birds. They are known to breed cooperatively with related pairs assisting dominant breeders.