Avian Influenza Detected in Polar Bear in the Arctic

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They detect avian influenza in polar bear. This respiratory pathology of avian origin has for the first time crossed biological barriers in European Arctic ecosystems by confirming its lethal presence in a large terrestrial predator. The necropsies performed in the brain tissue consolidate the theory that viral infection was the direct trigger of his death. This scenario repeats patterns of infection already observed in the Alaskan fauna, lighti…