raingarden
Crowing
It's not in Hawaii yet. We're waiting for the tundra nesters to return in August-September.Is there anywhere this virus isn't present besides Antarctica?
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It's not in Hawaii yet. We're waiting for the tundra nesters to return in August-September.Is there anywhere this virus isn't present besides Antarctica?
what a nightmare it would be if it were permanent. Not only for chicken keepers and the poultry industry, but wild bird populations... I don't know a ton about this virus, but between it's adeptness at mutating and incredible level of transmissibility and lethality, that seems like it would have horrible implications for all US wild birds, as well as other countries. What are we even to do if that's the case?
It's in the nature of affected species to have some survivors, who have some resistance, and who's offspring tend to have improved resistance to severe disease. The 'bug' doesn't have to change, it's the hosts who change.
As an example, measles, more of a childhood affliction in Europeans, and very lethal to native Americans when it arrived here. Other diseases, ditto.
Mary
It's the nature of viruses to mutate into less and less lethal variants.
Killing the host is a very bad survival strategy for a disease.
Or both. As @3KillerBs just said.It's in the nature of affected species to have some survivors, who have some resistance, and who's offspring tend to have improved resistance to severe disease. The 'bug' doesn't have to change, it's the hosts who change.
As an example, measles, more of a childhood affliction in Europeans, and very lethal to native Americans when it arrived here. Other diseases, ditto.