what is migration and name some migratory birds.
- the movement of birds from one country or locality to another is called migration of birds.
- Loons, Grebes, Cormorant, Swans, Geese, Ducks, Rails, Cranes, Plovers, Sandpipers, Gulls, Terns, Doves, Owls, Hummingbirds, Woodpeckers , Flycatchers, Larks, Swallows, Jays, Crows, Vireos, Wood Warblers, Tanagers, Sparrows, Titmice, Nuthatches, Wrens, Blackbirds and Finches .