Female penguins are getting stranded along the South American coast

[PhysOrg]

Every year, thousands of Magellanic penguins are stranded along the South American coast—from northern Argentina to southern Brazil—1,000 kilometers away from their breeding ground in northern Patagonia. Now researchers reporting in Current Biology on January 7 have new evidence to explain the observation that the stranded birds are most often female: female penguins venture farther north than males do, where they are apparently more likely to run into trouble.

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