Barn Swallow Bird Migration Tracked with New Tech Techniques

Catherine Griffin

First Posted: Dec 31, 2015 12:18 PM EST

Scientists may be getting some new insight into bird migration by combining new techniques. Scientists have produced more refined estimates of where individual Barn Swallows spend the winter by using methods to both track large numbers and a handful of birds.

Barn Swallows breed in North America, but head south for the winter to a broad area that encompasses most of Central America, the Caribbean and South America. In this latest study, researchers wanted to find a better way to determine where within thisrange Barn Swallows were spending their winter months.

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