Summary
Maddock, M. & Geering, D. 1994. Range expansion and migration of the Cattle Egret. Ostrich 65: 191–203.
The expansion of the range of the Cattle Egret Bulbulcus ibis from its origins in tropical Africa and Asia to Europe, the Americas and Australasia are summarised, and implications of research in Australasia based on birds marked with patagial tags on the spread of the species discussed.