Its song is a series of notes with the final note a bit higher pitched. Hooded warblers skulk in dense thickets and undergrowth and are often difficult to see. Look for a black hood and throat over a ...

Free quick-find warbler identification pages are available from Princeton University Press. There are seven pieces in the set, all downloadable as pdf or jpg files. Each opens as a full-color image 10 ...

Learn what a prothonotary warbler looks like and sounds like and where to find one. Plus learn about their nesting habits and ...

Detective work by scientists has shown that a unique songbird found by a citizen scientist in Pennsylvania is the offspring of a hybrid warbler mother and a warbler father from an entirely different ...