Elicia Annemarie

H5n1 Bird Flu 2025 Outbreak. Since spring, h5n1 bird flu has infected at least 876. The avian influenza variant h5n1 was first detected in 1996, but a record global outbreak since 2020 has resulted in hundreds of millions of poultry birds being culled—and.

The virus has infected birds in more than 80. Most human cases of bird flu happened after direct or close contact with infected animals, like birds or cattle, or surfaces contaminated by sick birds or animals.