A large bull walrus returns to the shores of Prins Karl Forland after diving and feeding on clams. (Photo by Paul Nicklen/National Geographic). Svalbard, Norway, 2011

Katy Perry attends the European premiere of Katy Perry: «Part Of Me 3D» at Empire Leicester Square on July 3, 2012 in London, England. (Photo by Mike Marsland)

An unidentified guest wears a hat with a lion at the Grand Palais which is transformed into a Chanel airport before German designer Karl Lagerfeld's Spring/Summer 2016 women's ready-to-wear collection for French fashion house Chanel during Fashion Week in Paris, France, October 6, 2015. (Photo by Benoit Tessier/Reuters)

Model Cara Delevingne is surrounded by photographers as she arrives to attend German designer Karl Lagerfeld's Spring/Summer 2016 women's ready-to-wear collection show for fashion house Chanel at the Grand Palais which is transformed into a Chanel airport during the Fashion Week in Paris, France, October 6, 2015. (Photo by Charles Platiau/Reuters)

A devotee of the Chinese Jui Tui Shrine has his face pierced with metal rods during a street procession during the annual Vegetarian Festival in the southern Thai town of Phuket on October 19, 2015. During the festival, which begins on the first evening of the ninth lunar month and lasts nine days, religious devotees slash themselves with swords, pierce their cheeks with sharp objects and commit other painful acts to purify themselves, taking on the sins of the community. (Photo by Nicolas Asfouri/AFP Photo)

A few Catholic devotees manage to get closer to either kiss or rub with towels the cross of the image of the Black Nazarene as they take part in a raucous procession to celebrate its feast day in Manila, Philippines, Saturday, January 9, 2016. As in the past, the annual procession attracts thousands of devotees with scores being injured and saw the deployment of hundreds of police and soldiers. (Photo by Bullit Marquez/AP Photo)

NYC no pants subway ride. Thousands of straphangers took their pants off for the 15th annual "No Pants Subway Ride" hosted by Improv Everywhere. People gathered at seven meeting points throughout the five boroughs at 3PM. All participants met up at Union Square around 5PM to and had a pant-less celebration and the afterparty at Webster Hall. (Photo by Paul Martinka/The New York Post)

In this Thursday, January 28, 2016 photo, a “child angel” doll sits on a chair in Bangkok, Thailand. The dolls, which are said to bring good luck to their owners, became a media sensation this week after a leaked memo from a Thai budget airline gave pointers on how they could be treated like passengers if they have a paid-for seat. Thai people are superstitious, and the doll phenomenon has been analyzed as a modern version of a traditional totem containing real body parts, but as a fad it seems have more in common with Furby dolls. (Photo by Sakchai Lalit/AP Photo)