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Uploaded by RoyalSociety on Jan 30, 2008
A high-speed video of a male Anna's Hummingbird diving to a female (which is off-screen). The male glides into view and then spreads his tail to produce the loud "chirp" sound.
Science & Technology
Standard YouTube License
Awesome.
andrewlucasblaize 4 years ago
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Awesome.
andrewlucasblaize 4 years ago