Hummingbird Migration: October 9, 2015 By Rita Welch |
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Highlights: During fall migration, hummingbirds are... | |||||||||||||
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Journal: Maintaining Flight Feathers | |||||||||||||
A ruby-throated hummingbird perches on a branch, preening its feathers to keep clean and properly aligned for aerodynamic flight. What do you see and wonder? | |||||||||||||
Next Update October 16, 2015 |
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