I think it is a worrisome situation, especially because we...

I think it is a worrisome situation, especially because we think that swans could be an indicator species, meaning that swans are relatively susceptible and so it could well be that other aquatic birds could be infected. Now we have seen it in Greece and Italy and now Germany. It is spreading all over Europe.

Albert Osterhaus Quote About Birds, Greece, Indicator, Italy, Meaning: I Think It Is A...

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