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

First-spring male: similar in pattern to adult ... Breeding: nests commonly in deciduous forest habitats, mainly in eastern United States, but ranging northwest to northeastern British Columbia.

By definition deciduous forests are located at roughly 40 to 60 ... The pretty bluebells will flower in the early spring sunshine, before the forest floor becomes shaded when the leaves will ...

In early spring, a reddish haze appears in the woodlands. With most deciduous trees still dormant, the red maples are living ...

Spring migrations runs between March 1 and ... Some breed in the eastern deciduous forests and migrate to Central and South America or the Caribbean. These are often shorebirds.