A rare strain of bird flu has been detected in a human for the first time, sparking a warning by epidemiologists. facebook.comWashington man ‘severely ill’ with ‘unpredictable’ virus never before seen in humans New York PostWashington resident hospitalized with virus never before seen in humans MSN1st US human bird flu case in 9 months confirmed with strain only seen in animals before abcnews.go.comWashington resident infected with different strain of bird flu, health officials say CBS News