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See breathtaking photos of owls in this slideshow celebrating a new book about this perennially fascinating bird.… https://t.co/Rn0MY3LkjI -
All about eggs! How they're formed and their amazing variety. Lovely photos from the Cornell Lab of Ornithology.… https://t.co/lBQrWYhVIC
Bird vocalizations provided by The Macaulay Library at the Cornell Lab of Ornithology | Homepage photograph by Shawn Carey