Native Australian Corella flock in plague proportions at a Victorian township

gum tree cacatua cockatoo shortbilled corella long billed tree tenuirostris australia corella branch australian corellas parrot wildlife bird avian park wide shot perched protected native nature crest outdoor flock green outdoors beak animal victoria crested tail white large amount feathers day native many wild sitting feather plague bill winchelsea wings chaos pan up swam destruction pink