An infectious respiratory disease among dogs that continues to baffle veterinarians has now been reported in at least a dozen US states, from Washington, Oregon and California to New Hampshire, Florida and Pennsylvania.
As a mysterious and potentially fatal illness has sickened hundreds of dogs across the country and left veterinarians scrambling to monitor pets, researchers.
A mysterious illness is sickening dogs in America and some are dying stuff.co.nz - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from stuff.co.nz Daily Mail and Mail on Sunday newspapers.
A new type of bacterial infection could be the culprit behind a mysterious canine respiratory illness that has been infecting dogs from coast to coast, New Hampshire researchers say