Scientists are concerned that the H5N1 virus could set off another human pandemic. But it is already putting species under pressure in the wild. By Emily Anthes Every spring, more than 200,000 ...

Since late 2021, a panzootic, or "a pandemic in animals," of highly pathogenic bird flu variant H5N1 has devastated wild birds, agriculture, and mammals. Unlike previous outbreaks, aggressive culling ...

Avian H5N1 took a big leap about four years ago. Previously the virus, first detected in the mid-1990s, would tear through domesticated poultry, killing off flocks in days. It occasionally jumped to ...

Researchers are reporting mass die offs of wild birds and sea mammals due to bird flu. They're tracking the deaths to better understand the virus and how it might create a greater threat to humans. An ...

A little over a year ago, Marcela Uhart was walking on the beach in Punta Delgada, Argentina. It was peak breeding session on this peninsula known for its rich marine wildlife. Usually, the salty ...

The Odisha government is planning to introduce tigers in Debrigarh Wildlife Sanctuary in Bargarh district, a senior Forest department official said on Tuesday. Speaking about the revival of big cat ...

In the U.S., bird flu headlines have focused on an unprecedented number of American cases and the impact of the virus on dairy cows and on poultry. In this May 22, 2018 photo, ruddy turnstones, larger ...