White-eared kob antelope in the Great Nile Migration Landscape are part of the world’s largest land mammal migration of 5 million to 7 million animals. Their migrations recently were mapped by Global ...

Millions of birds are expected to fly over the U.S. to reach their migratory destinations, and a sizeable fraction of them will pass through Michigan after the sun goes down on Sept. 29. Late on ...

Millions of birds are expected to take flight across the U.S. Saturday night, Sept. 6, as part of their fall migration, according to a nonprofit that tracks bird migrations, although numbers in ...