Hummingbirds are a favorite sight in gardens across North America, captivating bird watchers with their swift movements ...

(Courtesy of Brian Lineaweaver) In recent years, rufous hummingbirds from the northwestern U.S. have been showing up in the Eastern U.S. in fall and sometimes staying into winter. This phenomenon ...

In a remote mountain cave in Ecuador, hummingbirds were discovered sleeping and nesting together. By Rachel Nuwer Hummingbirds are tiny and delicate, but don’t be fooled: They are among the most ...

Wildlife managers, scientists and conservationists have a more complete ecological map of the American West with the Feb. 6 release of 36 new big-game migration routes by the U.S. Geological ...