Montana grizzly bears test positive for bird flu. First confirmed case – Great Falls Tribune Three grizzly bears euthanized by wildlife officials have tested positive for Bird Flu. It is the first known instance of the disease in grizzly … Read More at Source. Author: Pumilo Share this:TwitterFacebookMoreLinkedInRedditTumblrPinterestPocketTelegramWhatsAppLike this:Like Loading... Related Tags: BirdNews January 18, 2023 by Pumilo Bird News 0