The Cool Down on MSN
Pittsburgh team finds why H5N1 zeroed in on US cow udders, not their lungs
"If a cow is infected, it sheds a lot of virus into the milk." ...
After four generations of dairy farming, dating to the 1800s, Doug Seipt broke with family tradition and sold his herd of cows. It was an October day in 2006, the year his parents retired from the ...
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