wandering in flocks to coastal areas, especially pine plantations and Banksia woodlands. Food includes the flowers, nectar and seeds of Banksia, Dryandra, Hakea, Eucalyptus, Corymbia, Grevillea, also seeds of Pinus, fruiting nut trees especially almonds and macadamias, the flesh and juice of apples and persimmons and insect larvae.
Threats to the species:
Direct causes of population decline include land clearing and fragmentation of habitat (especially in wheatbelt), the loss of hollowbearing trees and impact of hollow competitors including Galah, corellas and feral European honey bee, also fires and vehicle strikes.
Johnstone, R.E. and Storr, G.M. (1998). Handbook of Western Australian Birds. Volume 1 – Non-passerines (Emu to Dollarbird). Western Australian Museum pp. 276–280.
Johnstone, R., Kirkby, T., Stone, P., Minton, C. (2005). White-tailed Black-Cockatoos: Identification Challenges and Changes in Distribution and Status, and links with a Community Program – Cockatoo Care. In Gole, C. (Ed.). Carnaby’s Black-Cockatoo Future Directions Symposium 2003. Birds Australia WA, Perth.