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

Goetze: A large and seemingly nervous flock of red-winged blackbirds happened to fly by my location one afternoon.

Becky MacPherson’s exhibit “Continuously Drawn” showcases her drawings and paintings of local nature, such as a kingfisher. (Photo by Henry Behrens.) ...

Also the red-winged blackbird and the common grackle ... They can include the the American crow, the common raven, mourning doves, wild turkeys and in Florida many types of herons.

If you've ever watched a large black bird swoop overhead and wondered whether you're looking at a raven or crow, there's a world of difference once you know what to watch for. Ravens are the proper ...

Especially eagles, ravens, crows, pileated woodpeckers ... we lost aircraft noise and traffic noise. I could hear a blackbird singing quite closely. (chirping) (birds singing) And I realized ...

Because they are omnivorous — they will eat just about anything — corvids (crows, jays, and magpies) prey upon live animals, ...