US Airways Flight 1549 US Airways Flight 1549 US Airways Flight 1549 was an Airbus A320-214 which, in the climbout after takeoff from New York City's LaGuardia Airport on January 15, 2009, struck a flock of Canada geese just northeast of the George Washington Bridge and consequently lost all engine power. Unable to reach any airport, pilots Chesley Sullenberger and Jeffrey Skiles glided the plane to a ditching in the Hudson River off Midtown Manhattan. All 155 people aboard were rescued by nearby boats and there were few serious injuries. The accident came to be known as the "Miracle on the Hudson", and a
Flock (birds) success rate when attacking the flock, rather than increasing the ability of the flock to spot an approaching predator. By birds co-existing with one another in a flock, less time and energy is spent searching for predators. This mutual protection of one another within the flock is one of the benefits to living within a group. However, as flock numbers increase the more aggressive individuals within the flock become towards one another. This is one of the costs to living within a flock. It is often seen that flocks are dynamic and thus fluctuate in size depending on the needs