Marc Trevor Freeman receives funding from National Research Foundation. Andrew McKechnie receives funding from the National Research Foundation. He holds the South African Research Chair in ...

A study uncovers the viral gene that lets bird flu beat fever, reshaping surveillance strategies as H5N1 continues to spread.

This volume is a catalog of bird body parts collected for the Pacific Ocean Biological Survey Program. The volume does not identify localities or the cruise(s) on which the body parts were collected.

Bird flu viruses may be more dangerous to humans than previously thought because they can survive and grow even when the body ...

Being called a “bird brain” may be closer to a compliment than an insult. That’s because new research suggests that some birds evolved over time to have smaller bodies and maintain large brains.

Many bird leave for the winter, migrating south to warmer climes. Those that stay, however, not only avoid the hazards of migration but can also likely maintain a year-round territory. Staying means ...

Birds across the Americas are getting smaller and longer-winged as the world warms, and the smallest-bodied species are changing the fastest. That's the main finding of a new University of ...

Sometimes nature surprises us with extraordinary products of evolution. One prime example is the extraordinary sword-billed hummingbird (Ensifera ensifera). These relatively small birds have carved a ...