ScienceA second version of bird flu is infecting cows. What does that mean? admin2 months ago01 mins A second version of bird flu is infecting cows. What does that mean? Post navigation Previous: C. Richard Kramlich, Early Investor in Silicon Valley, Dies at 89Next: Get one year of Peacock Premium for only $30 Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.