It probably will be spread by one that isn't killed very easily by it. |
Now that we have evidence of H5N1 in Europe, we need to look at the potential for infected migratory birds to come down from northern Europe. |
That definitely kicked it up a notch. |
The patterns (of the virus) in Asia right now would not suggest that it would come over to North America this fall. |
This could be bigger than anything we've dealt with before. |