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	Podcast:		BirdNote
	Episode:		Common Eiders Favor Close Relatives
	Category:		Religion & Spirituality
	Duration:		00:00:00
	Publish Date:		2020-05-06 02:00:00
	Description:		Some species of birds try to save energy by tricking others into incubating their eggs. After studying the nests of Common Eiders, researchers at the University of Gothenburg in Sweden determined that trickery among close relatives of the nest owners caused no aggression.
	Total Play:		0