What surprised me was, that amid his busy occupation down in the heart of the old tree he should have been so alert and watchful as to catch the slightest sound from without.
The woodpeckers all build in about the same manner, excavating the trunk or branch of a decayed tree, and depositing the eggs on the fine fragments of wood at the bottom of the cavity. Though the nest is not especially an artistic work,-requiring strength rather than skill,-yet the eggs and the young of few other birds are so completely housed from the elements, or protected from their natural enemies-the jays, crows, hawks, and owls.
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