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View Full Version : Brazilian merganser, Mergus octosetaceus



NewsWhore
03-08-2011, 07:30 PM
This South American mystery bird species has a characteristic that is rare amongst birds in this clade. Can you tell me what this characteristic ...

More... (http://story.brazilsun.com/index.php/ct/9/cid/24437442923341f1/id/43621073/)