Six swans have died near Mill Pond in Westborough, with bird flu suspected. Health officials urge caution around dead birds and advise protecting pets and poultry.

Nearly 300 dead birds have been found near Cape Hatteras on the Outer Banks, and wildlife experts believe the bird flu could be to blame as officials work to confirm those test results. The incident was first reported Feb.

Bird flu may have caused the death of nearly 400 dead birds on Hatteras Island, according to preliminary test results. Multiple dead pelicans on Cora June Island were reported to biologists with the North Carolina Wildlife Resources Commission on Feb.