Great-horned owls are the first of our winter-resident birds to nest, and hooting becomes most intense just before the female lays eggs. Devoted mates, the owls form pair-bonds that endure for years. Rather than migrating, the pair establishes and maintains a permanent territory. (Localized winter food shortages may break this pattern, prompting temporary southerly movements, or irruptions, toward better food sources.) Territorial boundaries are reaffirmed...
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CHRISTINE PETERSEN
is a professional writer, naturalist, and environmental educator who works from her home in Minnesota—when she's not too distracted by the view out the window.        Archives
October 2012
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