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ANIMALS
This Super-Cool Bird Flies Upside Down To Catch Its Dinner!
Photo: Seth Wickham / Unsplash
The amazing European nightjar flies thousands of miles every year, but it has a secret trick for catching sneaky insects. It actually flaps its wings BACKWARDS to generate thrust [the force that pushes something forward], letting it zoom through the air like a tiny acrobat! Wouldn't it be cool if our airplanes could flap their wings like this bird?
Original source
ScienceDaily
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