I stumbled across a group of roosting Sulphur-crested Cockatoo's at night in the valley and they screamed gently.
About this sound
Royal National Park, NSW, Australia - I stumbled across a group of roosting Sulphur-crested Cockatoo's at night in the valley and they screamed gently. by Jeremy Hegge (12.09.2015 18:45) [/CC-BY-NC]