What can we learn about avian flu as more details released of B.C. teen's case? / Avian flu detected at non-commercial poultry farm on Vancouver Island / Avian flu detected in additional Abbotsford and Chilliwack flocks: CFIA / Lab confirms Canada's first case of avian flu infection in humans in B.C. / New study confirms mammal-to-mammal avian flu spread / Signs of avian flu found in San Francisco wastewater / Gruesome symptom of dairy farm worker who caught avian flu revealed in medical report / How dairy production is changing in response to avian flu / CFIA monitoring for avian flu in Canadian dairy cattle after U.S. discoveries