Bird flock tests positive for bird flu in Michigan.

A backyard bird flock in Monroe County has tested positive for bird flu, according to the Michigan Department of Agriculture and Rural Development. The confirmation came as part of a broader statewide investigation, with the Michigan State University Veterinary Diagnostic Laboratory identifying the virus in several locations across Michigan. This latest detection marks the fourth case of bird flu in Monroe County in 2025, underscoring ongoing concerns about the spread of the virus among domestic bird populations.