Mutations to bird flu virus have made it more transmissible between humans. (t.opne.ws) by Admin on January 21, 2013 Admin Author More in : 2025 PGSS executive midterm reviews December 3, 2025 2025 SSMU executives midterm review December 3, 2025 Behind one eviction notice: A community debate over land, contamination, and control December 3, 2025 Mutations to bird flu virus have made it more transmissible between humans. (t.opne.ws)