In Oregon’s Blue Mountains, patches of dying trees once looked like separate outbreaks, scattered across ridges and drainages as if disease had struck at random. Instead, scientists found something ...
Sulphur-crested cockatoos are booming in the Blue Mountains of NSW, pushing out more timid native birds. A LARGE FLOCK of beautiful sulphur-crested cockatoos screech goodnights to us, overpowering the ...
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