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Contact: Iqbal Pittalwala
University of California - Riverside

Hummingbird Hovering

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Caption: The video shows that the hummingbird produces two trails of vortices -- one under each wing per stroke -- that help generate the aerodynamic forces it requires to power and control its flight.

Credit: Altshuler Lab, UC Riverside.

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Related news release: 2 vortex trails with 1 stroke

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