Maryland takes steps to prevent avian influenza from spreading to dairy cows in the state Officials believe avian influenza was introduced to these herds by wild birds, where the H5N1 virus has been circulating for several years. The … Read More at Source. Author: Pumilo Share this:TwitterFacebookMoreLinkedInRedditTumblrPinterestPocketTelegramWhatsAppLike this:Like Loading... Related Tags: Wild Birds April 12, 2024 by Pumilo Wild Birds 0