Feather Notes
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Sources
http://www.allaboutbirds.org/guide/Mallard/lifehistory
http://www.birdweb.org/birdweb/bird_details.aspx?value=search&id=68
http://www.squidoo.com/mallard
http://www.youtube.com/watch?v=eHevNn-AVQg
http://animals.nationalgeographic.com/animals/birds/mallard-duck/?source=A-to-Z