In what is believed to be Canada’s first human case of bird flu, a teenager is in a British Columbia children’s hospital in critical condition with a presumptive case of the virus, the CBC reports. Authorities say the unnamed teen developed symptoms Nov. 2 and was hospitalized Nov. 8, and that as of Tuesday they remained in the hospital with acute respiratory distress syndrome, the Guardian reports. Testing revealed the teen was infected with H5 bird flu, and health officials are working to confirm the exact strain—but it’s assumed to be H5N1, the strain wreaking havoc on US farms. “This was a…