Is contaminated milking equipment spreading bird flu between cows? – Wisconsin State Farmer While animal health officials at the USDA have determined that the disease was introduced into dairy herds via infected wild birds, modes of … Read More at Source. Author: Pumilo Share this:TwitterFacebookMoreLinkedInRedditTumblrPinterestPocketTelegramWhatsAppLike this:Like Loading... Related Tags: Wild Birds July 3, 2024 by Pumilo Wild Birds 0