The Magellanic Plover is known for being a bit of an oddball. These shorebirds have a round body like a dove and even feed their young with milk produced in a part of their digestive system called the crop — a rare trait they share with doves. But genetic data revealed that Magellanic Plovers are neither plovers nor doves — they’re the only species in the family Pluvianellidae. Genetically speaking, they’re one of a kind.

More info and transcript at BirdNote.org. 

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