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Blue Headed Cardinal? : r/whatsthisbird
Northern Cardinal (Cardinalis cardinalis)
Cardinal Facts — CARING CARDINALS
For the Birds: How do cardinals get 'black' heads?
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I have a bald bird at my feeder. Is it sick?
Bald stage of a molting Blue Jay - FeederWatch
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The blue Cardinal. Two-Fisted Bird Watcher
Looking out our window at home, we saw a cardinal with a bald head