Roosters compete in a beauty pageant in Guang'an, China. | (REUTERS/Stringer)

Prince William interviews Sir David Attenborough in Davos, Switzerland. | (REUTERS/Arnd Wiegmann)

A bull leans on a man's shoulder at a fair in Berlin. | (EPA-EFE/HAYOUNG JEON)

A man within a bull figure plays with fireworks in Tapanatepec, Mexico. | (REUTERS/Alexandre Meneghini)

A man takes a dip in icy water in Shimsk, Russia. | (REUTERS/Maxim Shemetov)

A skier in Cortina d'Ampezzo, Italy. | (EPA-EFE/JOHANN GRODER)

A frozen lake in Orfu, Hungary. | (EPA-EFE/Tamas Soki)

Ice fishing in Pyeongchang county, South Korea. | (EPA-EFE/JEON HEON-KYUN)

"Yellow vest" protesters reflected on mirror panels in Marseille, France. | (REUTERS/Jean-Paul Pelissier)

Soldiers marching in New Delhi. | (REUTERS/Altaf Hussain)

The "blood moon" as seen in Herten, Germany. | (EPA-EFE/FRIEDEMANN VOGEL)

An explosion during a combat simulation in southern Israel. | (EPA-EFE/ABIR SULTAN)

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