Night Flight: Tracking Data Reveal When and Why Songbirds Begin Their Massive Journeys and How They Decide To Leave webwire.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from webwire.com Daily Mail and Mail on Sunday newspapers.
Every spring and fall billions of birds fly thousands of miles to reach their breeding and wintering grounds, yet some of the most basic details of these astonishing avian pilgrimages remain murky. In two studies published today in Movement Ecology, Nathan Cooper, research ecologist for the Smithsonian’s National Zoo and Conservation Biology Institute, and co-authors reveal