Brisbane's brush turkey explosion heads south

The number of brush turkeys has exploded in Brisbane and they have got their eyes on Sydney.

Behavioural ecologist Professor Darryl Jones said nothing - not cats or cars - was stopping the rise of the birds, which are also commonly known as bush turkeys, in urban Brisbane.

"They've increased by 700 per cent in the last 20 years [in Brisbane]," he said. The birds had gone from being unknown in Brisbane except in a few parts, to owning virtually every suburb.

"I'm supposed to be the expert on brush turkeys and I still can't explain why that's going on," Professor Jones said.

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