Avian flu is a common illness among birds, but it can spread to humans and other mammals. The virus is shed through excretions, such as saliva and feces. Exposure to sick or dead animals is the primary way humans contract bird flu, according to the CDC.

State officials are working with partners to test suspected cases and collaborating with municipalities to safely dispose of dead birds." The post Bird flu now considered ‘widespread’ in Mass., officials say appeared first on Boston.

Scientists say the temporary freeze on communications from federal officials creates a troubling blind spot for those tracking the virus.