A murmuration of migrating starlings flies over the southern Israeli village of Tidhar, on February 12, 2014. #

Starlings fly over a field outside Bucharest, Romania, on November 20, 2011. #

Starlings flock over a field near the Israeli town of Netivot, on January 25, 2013. #

Starlings sit on power lines on October 6, 2011 in Lebus, Germany. #

Murmurating starlings, before landing during sunset near Tidhar, in the northern Israeli Negev desert, on February 12, 2014. #

A flock of migrating starlings over a field near Netivot, Israel, on January 25, 2013. #

Starlings in a tree in Rome, Italy, on December 3, 2013. #

A flock of Starlings fly over a field outside Bucharest, Romania, on November 20, 2011. #

A hawk soars over starlings flying over Rahovec, Kosovo, on October 15, 2009. #

A large flock of starlings fly over an Algiers park at sunset, on February 15, 2006. #

A murmuration of starlings fly over an agricultural field near Netivot, Israel, on February 12, 2014. #

Migrating starlings, over the southern Israeli village of Tidhar, on February 12, 2014. #

A large flock of starlings fly near Bacau, Romania, on December 10, 2013. #

Starlings sit on a tree, the moon in the background, on February 11, 2014, near Friedrichsdorf, Germany. #

A flock of migrating starlings near Tidhar, Israel, on February 11, 2014. #

A murmuration of migrating starlings near Tidhar, Israel, on February 12, 2014. #

A flock of starlings fly over a field near Netivot, Israel, on January 24, 2013. #

A murmuration of starlings above Gretna, Scotland, on November 4, 2011. #

Starlings in search of food and warmth flock to a herd of cattle in a feedlot in Mead, Nebraska, on January 18, 2007. #