The budgerigar (Melopsittacus undulatus)

Species Profile

Genus: Melopsittacus | Species: undulatus

Size:

18-20cm (7-7.8 in)

Weight:

22-32g (0.8-1.1 oz)

Races including nominate:

one, with many colour mutations

Colour Adult:

Both adults yellow with scalloped upper parts, yellow face, lower cheeks tipped violet/blue, more so in the female; black spots under throat; green under parts, blue tail; blue cere in male, brown in female. Bill olive/horn in colour. Eye white.

Colour Juvenile:

Immatures duller; less spots on throat or none at all; yellow forehead barred black; tail shorter. Eye dark brown.