Just One Human Is Infected by Bird Flu in the US. More Cases Are Likely

  • State governments have not invited the CDC for surveillance
  • Dairy workers’ hesitancy on testing is barrier to tracking
Dairy cows in a pen at a cattle farm in Ohio.Photographer: Dane Rhys/Bloomberg
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It’s spreading rapidly among cows. It’s also infecting skunks, mountain lions and red foxes.

Yet as the highly contagious avian flu affects mammals across the US, just one human case has been reported so far.