Swifts practically live in the sky. These birds skip land for nearly a year, doing everything midair, from eating to sleeping. They travel thousands of miles without ever stopping to perch. Scientists ...

Michigan could see more than 6.7 million birds fly overhead Thursday night, May 21, amid spring migration.

Michigan could see more than 12.1 million birds fly overhead Monday night, May 18, amid spring bird migration.

Turning off outdoor nights at light can aid spring bird migration, with tens of millions in flight over Michigan late this week.

Minnesota's lakes are full of waterfowl, and ducks are known to relieve themselves before, during, and after flight. Bird ...