H5N1 Outbreak Devastates Elephant Seal Population
The H5N1 avian influenza outbreak has devastated elephant seal populations in Patagonia, with over 17,000 deaths reported and 95% of seal pups lost in 2023. The virus spread through marine mammals along the South American coasts, reaching key conservation sites like Península Valdés. A novel clade of H5N1, showing enhanced infectivity in mammals, has raised concerns about spillovers and spillbacks to birds, highlighting public health risks. Researchers recommend holistic strategies linking human, animal, and environmental health to combat such outbreaks and safeguard biodiversity. The situation underscores the need for sustainable practices and robust health strategies.
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