PHOENIX - The Maricopa County Department of Public Health on Wednesday said deadly bird flu cases were found at the Wildlife World Zoo. The virus, health officials say, likely led to the deaths of ...

As out-of-state reports emerge of bird flu cases in cats, one Phoenix veterinarian is asking for calm, while suggesting ...

Officials at Wildlife World Zoo in Arizona reported two big cats and three large birds died, while 25 human employees were ...

According to the CDC, at least 66 people have been infected with bird flu since last year. Most have had direct contact with ...

The Wild Felid Advocacy Center of Washington announced it is under quarantine amid a devastating bird flu outbreak that has ...

Dozens of rare animals including tigers, lions, and cheetahs are dying as bird flu infiltrates zoos, with potentially “grave ...

For influenza viruses, imperfection is a strength. They constantly mutate, producing new strains that challenge immune ...

A subtype of influenza that is likely to be bird flu has been detected in three Arizona cities according to wastewater sampling.

Wastewater testing found the virus in Phoenix, Surprise and Tempe. Here’s a guide to what that means.

The Florida Wildlife Hospital has received positive cases of avian influenza, also known as Bird Flu, in Brevard County.

Cases of bird flu have been identified at Wildlife World Zoo and five animals have died. Maricopa County health officials say the animals who died "were likely ill from H5N1 avian flu." ...