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Scientists have long suspected that the common swift remains airborne for extraordinary amounts of time during its annual migration.

Now, a team of scientists in Sweden has proved that these birds fly for tremendously long periods of time. They affixed data loggers onto a total of 19 of the master fliers in 2013 and 2014, and recaptured the birds months or years later. Researchers found that the birds can spend almost their entire 10-month nonbreeding period on the wing.

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Copyright 2016 NPR. To see more, visit

A new report by the World Wildlife Fund warns that global wildlife populations are in steep decline worldwide.

Poorly managed projects. Questionable spending. Dubious claims of success.

That's how an NPR report last year described recovery efforts in Haiti from international humanitarian groups after the earthquake in 2010. That's why NGOs — nongovernmental organizations — helping out in the wake of Hurricane Matthew know they need to get it right this time.