The massive annual spring migration of America's birds – millions of them – is underway. Here's how to follow along at home.

These recent sightings are compiled by Sue McGrath of the Newburyport Birders. Report your sightings to Newburyport Birders ...

Also the red-winged blackbird and the common grackle. Cornell University's Bird lab hosts a BirdCast ... They can include the the American crow, the common raven, mourning doves, wild turkeys ...