With so much H5N1 circulating in the U.S., scientists worry we are a few mutations away from a potential human pandemic.

Bird flu has led to a wide variety of symptoms during recent outbreaks, including common flu symptoms like cough and vomiting. Many have also had conjunctivitis or pink eye as their only symptom, ...

Bird flu has now spread to humans in a dozen states after public health officials confirmed an Ohio man had contracted the disease. Most human infections in the U.S., 36, have been among people in ...

This time, the risk to human ... birds, logistical hurdles remain. “Vaccination possibly could be on the horizon in the future, but it’s not going to be tomorrow or the next day, next year, ...

Sophisticated birdsong follows strict grammatical rules, much like human sentences. But what happens when birds can’t hear ...

Some birds are so massive they defy belief, dominating the skies with wingspans that stretch beyond imagination. One soars ...

Roger Pasquier explains how birds spend the quiet half of their lives even when they're flying and half their brain is awake ...

Are humans the only species to drive another to ... its cuteness belies how devastatingly effective it is at hunting birds and small mammals. The cat’s influence has been most severe on islands ...

Bird flu has now spread to humans in a dozen states after public health officials confirmed on Feb. 12, 2025, that an Ohio man had contracted the disease. © 2025 ...