Huge die-offs of elephant seals occurred after the virus gained nearly 20 troublesome new mutations, scientists found. By Apoorva Mandavilli Elephant seals in South America died in massive numbers ...

Here’s the latest news about a global outbreak of H5N1 bird flu that started in 2020, and recently spread among cattle in U.S. states and marine mammals across the world, which health officials are ...

(Reuters) -Highly pathogenic avian influenza, commonly called bird flu, has increasingly spread to mammals and infected hundreds of people, raising concerns that it may lead to human-to-human ...

The bird flu is now jumping between species of mammals, a step that draws the virus closer to hopping into human beings, a new study warns. Researchers have tracked transmission of avian influenza ...

Highly pathogenic H5N1 avian influenza viruses are becoming increasingly flexible and are adapting to mammals in new ways that could have global consequences for humans, wildlife and livestock, ...

Bird flu has made a concerning leap from birds to dairy cattle across multiple U.S. states, marking the onset of mammal-to-mammal transmission. This development has seen the virus spreading between ...