English: :Matches the '2H' sonogram illustrated in the BNA account for Willow Flycatcher (retrieved June 5, 2013), which is described as follows:
Sound similar to writ-tus and vaguely like fitz-bews but somewhat buzzier (Fig. 2H); structurally resemble a creet followed by a descending writ-tu (compare Figs. 2D, 2E, and 2H); given infrequently in aggressive contexts.
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