MINNEAPOLIS — Flu expert says bird flu virus may be spread by infected feces blowing in the wind. Dr. Michael Osterholm is a medical detective and Director of the Center for Infectious Disease ...

Pigeons may look harmless, but their droppings and feathers hold dangerous allergens and pathogens that can cause severe lung diseases. Pigeon Fancier's Lung, fibrosis, and cryptococcosis are some ...