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All About Bird Wings and Flight Feathers
The Wright Brothers studied bird flight before they designed the first airplane. Now modern aircraft fly higher and faster than any bird, yet no manufactured device matches the graceful movements and ...
WASHINGTON: US researchers said Monday they have identified the fossilized remains of an extinct giant bird that could be the biggest flying bird ever found. With a wingspan of 20 to 24 feet (6.1 to 7 ...
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