Wasp alert in Sardinia. The island is facing a veritable invasion of "velutine," giant wasps that threaten the survival of bees and make attacks on humans more dangerous.

In Cagliari alone, on Saturday, firefighters destroyed 15 nests .

«Each wasp nest – explains Ignazio Floris of the Department of Agriculture at the University of Sassari – contains colonies of up to five thousand individuals».

The full article by Luigi Almiento in L'Unione Sarda is available on newsstands, in the app, and in the digital edition.

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