looking at the news, it looks like its noticeable in the southern states but thats kinda the edges of their range

I can say they are doing well in the PNW and it wouldn’t be unheard of to see one or a handful of the birds die from one thing or another. There are a lot of them here. They have lots of pocket spaces that migrating birds wouldn’t be and if DDT couldn’t beat them, the bird flu wont