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The infected birds "present with tremors and little ability to move," said a local conservation group tracking the outbreak.

Officials urged residents of the Chicago area not to touch -- or let their pets touch -- dead or sick birds as a bird flu ...

A more dangerous strain of H5N1 bird flu has been detected in cattle for the first time, the US Department of Agriculture ...

Don’t be a hero if you spot birds or animals showing signs of avian flu (dead or distressed birds, multiple signs of sickness ...

Wildlife professionals and advocates are grappling with an avian influenza outbreak that seems to be growing more virulent ...

When she took her dog out to Oak Street Beach on their morning walk Sunday, Portia Belloc Lowndes came across a scene that ...

Monitors with an area bird tracking organization say that they've determined that a number of ducks have succumbed to bird flu​ along Lake Michigan.

Roughly 200-300 ducks have been found dead in Chicago and the northern suburbs around Lake Michigan in recent days, according ...

CHICAGO - The avian flu outbreak that has killed millions of chickens nationwide, driving up the price of eggs, is now ...

The Milwaukee County Zoo has closed its Herb and Nada Mahler Family Aviary as a precautionary measure against avian influenza ...

In an announcement, the zoo said the closure "is out of an abundance of caution meant to protect our avian population from ...