OMAHA, Neb.—Two cases of bird flu have been confirmed in U.S. zoos, but officials said they won’t order widespread euthanasia of zoo birds the way they have on farms.
U.S. Department of Agriculture spokesman Mike Stepien declined to release any details about the zoo cases Thursday, including which two zoos were involved.
Many zoos across the country have closed down their aviaries and moved birds inside whenever possible to help protect them from avian influenza that officials believe is primarily being spread by the droppings of wild birds.
At many zoos, penguins might be the only birds visitors can see because they are generally kept inside behind glass where they are shielded from the virus.
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