外星人威胁还是种族歧视的受害者？英国的鹦鹉之战

Established in UK cities for decades and much loved for their green plumage, the Himalayan birds have been recast as an ecological threat. But is the idea of invasive species itself a problem?

Before we saw a single parakeet, we heard them: a disembodied static that grew louder as we approached Hither Green cemetery in south-east London. It was an early evening in late June, and we had come to witness an invasion. By

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