How Bird Wings Work [Video] I hope you never look at a bird in flight the same way again. I know I won’t! [Via Unique Daily] ZergNet
Never seen that split wing thing before…cool. Humming birds get lift on the backstroke. Fig.8 motion to flapping.
Never seen that split wing thing before…cool.
Humming birds get lift on the backstroke. Fig.8 motion to flapping.