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Illustrator David Sibley and actor H. Jon Benjamin will face off in the bird illustration battle of the century during BirdNote's Year-end Celebration and Auction!
American Robin Feeding Nestlings
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MaineNatureDiary
Watch as a parent American Robin feeds its nestling, then consume fecal sacs - a membrane that surrounds the feces - from several nestlings. This is an adaptation in many passerine species that prevents fouling of the nests.