Foraging red knots in Mauritania are shown. This material relates to a paper that appeared in the May 13, 2016, issue of Science, published by AAAS. The paper, by J.A. van Gils at NIOZ Royal Netherlands Institute for Sea Research in Den Burg, Netherlands, and colleagues was titled, "Body shrinkage due to Arctic warming reduces red knot fitness in tropical wintering range"
Please cite the owner of the material when publishing. This material may be freely used by reporters as part of news coverage, with proper attribution. Non-reporters must contact Science for permission.