As hummingbirds begin their annual migration north, residents are encouraged to report sightings to help track the birds’ progress across the country.

Hummingbirds are reaching the U.S.'s northernmost states as the small but mighty birds wrap up their spring migration season. Known for their impossibly fast wings and long, slender beaks, ...

Sept. 3 (UPI) --The United Nations launched the world's first map Wednesday that shows the live migration of antelopes, guanacos, zebras and other land-hoofed ungulates currently facing threat by ...

ITHACA, N.Y. — New radar maps from the Cornell Lab of Ornithology show real-time nocturnal bird migration across the United States. The maps use the national weather radar network to chart bird ...

"Animal Trails: Rediscovering Grand Teton Migrations," a new Wyoming-made documentary, shows how the migration patterns often depend on habitats up to 190 miles away from Grand Teton National Park — ...

Bird migration is ramping up in Michigan, indicating the changing seasons and giving birders a chance to see hundreds of species before winter. Millions of birds are winging their way south across the ...

When the song pauses in a game of musical chairs, everyone jostles for one of the remaining seats. Bird migration today is much the same. When it’s time for a break in their biannual travels, ...