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H5N5

Estable1 noticias1 fuentesÚltima actualización: 19.05.2026

Temas relacionadosbird flu polar bear walrus Svalbard Arctic Norway avian influenza mammals

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Bird flu detected in polar bear and walrus in Norway's Arctic Svalbard

19.05.2026Resumen IA

Bird flu detected in polar bear and walrus in Norway's Arctic Svalbard

Norwegian authorities confirmed bird flu (H5N5) in a polar bear and a walrus in Svalbard, marking the first European detection in a polar bear. The virus is increasingly found in mammals, raising concerns for Arctic ecosystems.