That's the way one scientist puts it — referring to how infected wild birds survive long enough to spread it to birds and ...

People have always been interested in where wild animals go, especially when they were a primary food source. Now one of the questions is: why are North American grassland bird populations shrinking?

That's the way one scientist puts it — referring to how infected wild birds survive long enough to spread it to birds and mammals around the... A little over a year ago, Marcela Uhart was ...

A little over a year ago ... dead birds don't fly to this new virus that seems to be a bit more like dead bird flying," explains Erik Karlsson, head of the Virology Unit at the Institut Pasteur ...