Corellas reaching 'plague proportions' in central Victorian town

Fears destructive birds are killing local trees, causing damage across Bridgewater.

Transcript

00:00You're all done.

00:30There's just thousands of them at a time.

00:33And they are just destroying the trees.

00:35They are chopping the leaves off and wing-barking the top of the...

00:40Just chopping into the bark on the tree.

00:43The trees are actually dying at the tops.

00:47And as long as we don't...

00:50If we can do something about them, we may be able to save the trees.

00:54But it's going to take a long time for them to recover.

00:57The corollas are so destructive in many, many fields.

01:01They have a go at everything.

01:04Canopies and...

01:07On roofs, they pull the rubbers out from on roofs.

01:11They're so noisy, people can't sleep.