The budgerigar (/ˈbʌdʒərɪɡɑːr, -əriː-/ BUJ-ər-ih-gar, -⁠ə-ree-; Melopsittacus undulatus), also known as the common parakeet, shell parakeet or budgie (/ˈbʌdʒi/...

[citation needed] The Australian budgerigar, also known as "budgie", Melopsittacus undulatus, is probably the most common parakeet. It was first described by...

Trichoglossus forsteni Tribe Melopsittacini: Genus Melopsittacus Budgerigar, Melopsittacus undulatus (also called common parakeet or shell parakeet) Tribe...

variation in the feathers of the species known scientifically as Melopsittacus undulatus. Birds of this species are commonly known by the terms 'budgerigar'...

evidence for contagious yawning has also been found in budgerigars (Melopsittacus undulatus), a species of social parrots. This indicates that contagious yawning...

localization of the UV-sensitive visual pigment of the budgerigar (Melopsittacus undulatus)". Biochemical Journal. 330 (Pt 1): 541–47. doi:10.1042/bj3300541...

leaves are toxic to many other animals, including the budgerigar (Melopsittacus undulatus), but the bird will readily eat the flowers. The flowers are also...

Feather duster budgerigars (Melopsittacus undulatus), sometimes called budgerigar mops, are budgerigars that have a condition characterised by overly...

talk clearly in sentences. The budgerigar, or common parakeet (Melopsittacus undulatus), is a popular talking-bird species because of their potential...

Kokemüller (1935) described a sex-linked albinism in the budgerigar (Melopsittacus undulatus, Psittacidae). This kind of albinism eliminates melanin and the...