[CT Birds] For Hummingbirds, It’s Easy to Shift Into Reverse

Arthur Shippee ashippee at snet.net
Tue Oct 2 13:21:45 EDT 2012


From today's NYTimes:

http://www.nytimes.com/2012/10/02/science/for-hummingbirds-its-easy-to-shift-into-reverse.html

OBSERVATORY:  For Hummingbirds, It’s Easy to Shift Into Reverse
By SINDYA N. BHANOO
A new study has reported that backward flight is almost as efficient as forward flight.



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