Harlequin macaw

Our parrot’s respiratory systems are entirely unlike our own or that of other mammals. It is unique in design and far more efficient. Because of this fact, their sensitivity to pollutants in the air is heightened and can cause them suffering and death long before we would ourselves be affected.
We have all heard the stories about the canaries used in coal mines back in the day. Miners would place a cage of canaries in the mines. This was to determine if there were emissions of natural gases, which ...

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