See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. The number of human cases of H5N1 bird flu in the U.S. this year has ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Louisiana is the latest state to report a possible case of bird flu in ...

Find out how mapping the spread of an avian influenza strain through birds across North America helped scientists understand its human-to-human spread risk.

When the song pauses in a game of musical chairs, everyone jostles for one of the remaining seats. Bird migration today is much the same. When it’s time for a break in their biannual travels, ...

Add Yahoo as a preferred source to see more of our stories on Google. Michigan's native birds are arriving for the summer from near and far, but you might not notice as many travel at night. "The ...

The number of H5 bird flu cases among people in the U.S. is now at 70, with the most cases being in California, according to data from the Centers for Disease Control and Prevention. Among the cases ...

Public health officials have just reported the first known “severe” case of bird flu in the United States. There are now 61 confirmed cases across eight states. This week, the Centers for Disease ...

CASTLE DANGER -- A quick flitter in the treetops, then a chirp or short song is all it takes to get Anna Peterson to make a mark on her clipboard. She pauses on her walk through the woods, checks her ...

According to BirdCast, ornithologists didn't realize the magnitude of migration that occurred at night until the turn of the 20th century. Fall migration timing varies across the U.S. and even within ...

Bird flu cases are still rising in the U.S. as the virus continues to devastate poultry farms. More than 145 million chickens, ducks, turkeys and other fowl have been slaughtered across the United ...