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Prairie Warblers are an early migrant, but spotting one today is harder than just a few years ago since their population is in steep decline.
Newsletter
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It might feel like the height of summer where you live, but bird migration is already in full swing for many species, and others are preparing for their upcoming trip.
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Researchers are learning more about how hummingbirds' quick wing movements create their namesake hum.
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Many of our most beloved birds are those with beautiful coloration, created by pigments and feather structures.
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Anna's Hummingbirds are feisty little birds which are evolving quickly in response to widespread feeder use.
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New research is beginning to uncover the complex brain mechanisms underlying song learning during the sensitive period.
