US Airways American Customer Satisfaction Index by the University of Michigan, US Airways ranked last in customer satisfaction among the major airlines. However, it was making steady ground to bridge its gap with other airlines. In late 2008, US Airways closed its Las Vegas hub, which was part of the America West network. On January 15, 2009, US Airways Flight 1549, under the command of Captain Chesley Sullenberger, flying from New York City's LaGuardia Airport to Charlotte Douglas International Airport, ditched into the Hudson River shortly after takeoff. Multiple bird hits from a flock of Canada geese caused both engines to lose
Flock (birds) of individuals in order the maximize benefits without incurring a large amount of costs. By living in a large flock, birds are also able to attack the predator with a stronger force compared to if the bird was on its own. In the black-capped chickadees it can be seen that flocks of birds can produce a mobbing call when it visualizes a possible predator. In response the black-capped chickadees within the flock surround the predator and attack it in a mob-like fashion in order to force the predator to leave. This is known as mobbing. This mobbing behaviour is quickly