Birds from throughout North America funnel ... from the MacGillivray's warbler—a colorful animal that winters in Central America—to the cerulean warbler, a small bird that’s renowned for ...

These beautiful birds are North America's most common hawks. They are found all over the continent, in Central America, and in the West Indies. The first of these hawks to be scientifically ...

At its peak, the Central Valley is home to 6 million waterfowl. Although a spectacle for bird watchers, the wild bird migration adds to the potential for spreading the avian flu virus, an illness that ...

At its peak, the Central Valley is home to 6 million waterfowl. Although a spectacle for bird watchers, the wild bird migration adds to the potential for spreading the avian flu virus, an illness ...