Cacatua galerita Latham, 1790

Colourization Adult: C.g. galerita: both adults generally white, washed with pale yellow on ear coverts and bases of feathers of cheeks and throat; yellow crest; eye ring white. In male, eye dark brown, in female, red/brown. Bill slate grey. C.g. queenslandica: both adults as in galerita but smaller in size; bill broader, depressed and ridged. C.g. fitzroyi: both adults as in galerita but with minimal yellow on ear coverts and feathers of cheeks and throat; broader, very ridged bill. Eye ring pale blue. C.g. triton: both adults as in galerita but with wider crest feathers. Eye ring blue. C.g. eleonora: both adults as in triton but bill smaller. Colourization Juvenile: C.g. galerita: like adults but sometimes with scattered feathers washed with pale grey. Eye pale brown. C.g. queenslandica: as in adults. C.g. fitzroyi: as in adults. C.g. triton: as in adults. C.g. eleonora: as in adults. Call: Very loud, raucous, creaky sounding screech ending in upward or downward inflection. Also whistling. In alarm harsh gutteral screeches and shrill squawks. Perched birds may also produce low murmuring. Immatures emit a quiet, high-pitched whine, and a grating creaky call.