Bird Flu H5N1—What We Know So Far About Its Spread To Cows – Forbes Avian influenza has been spreading for at least four years, causing widespread outbreaks and killing millions of birds. Read More at Source. Author: Pumilo Share this:TwitterFacebookMoreLinkedInRedditTumblrPinterestPocketTelegramWhatsAppLike this:Like Loading... Related Tags: BirdNews April 27, 2024 by Pumilo Bird News 0