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Eco-fusion is the new normal, as native and non-native species mix together

By Ian D. Rotherham, Professor of Environmental Geography and Reader in Tourism and Environmental Change, Sheffield Hallam University

The ruddy duck, originally from North America, was introduced to Britain as an ornamental wildfowl in the 1940s and soon spread throughout the country. Only after a decade or more of expensive culling, has this non-native duck been largely removed.

The success of eradication programmes like this has led to calls to similarly cull the ring-necked parakeet,…

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