Bird watchers are flocking to southwest Kansas to see a rare bird of a species generally found only in Siberia, Greenland, ...

Along the long road from American icon to endangered species and back again, the bald eagle — national bird of the United ...

Now, more than a decade later, new analysis of the fossils has found that they belong to a new 73-million-year-old species, according to a study published Jan. 28 in the peer-reviewed journal ...