Nikolai Vasilyev, 62, dressed as Father Frost, Russian equivalent of Santa Claus, water-skis along the Yenisei River outside Siberian city of Krasnoyarsk, Russia, December 10, 2015. Vasilyev, a teacher of the Krasnoyarsk Aerospace Academy, constructed the self-made water skis to travel on the water surface. The skis are made of plastic foam and the sticks are designed to propel him forward. (Photo by Ilya Naymushin/Reuters)

A five-month-old cheetah seated in the back of a Land Cruiser growls at an outstretched hand after being taken from traffickers in Ethiopia and driven to Harirad, Somaliland, in 2020. This photo is part of the work of more than 100 artists in Why We Photograph Animals, a new collection of wildlife photography that aims to help understand why people have photographed animals at different points in history and what it means in the present. (Photo by Nichole Sobecki/Thames & Hudson)

A man poses with a hyena along a street in Lagos, Nigeria November 4, 2008. (Photo by Akintunde Akinleye/Reuters)

Participants dressed as Vikings carry torches as they march in procession before burning their viking galley ship at the culmination of the annual Up Helly Aa festival in Lerwick, Shetland Islands, on January 31, 2017. (Photo by Andy Buchanan/AFP Photo)

A staff member removes a coffin from a room of the “Corpse Hotel” in Kawasaki, Japan, April 20, 2016. Many so-called corpse hotels have emerged as a flourishing business in the city following a crunch in crematoriums. Families can rent a room in Sousou on a daily charge of 9,000 Japanese yen (£58, €74, $84) to keep the body of the deceased relative for up to four days until they find a crematorium. (Photo by Thomas Peter/Reuters)

Mahouts and their elephants display a poster during a campaign ahead of the August 7 referendum in Auytthaya province, north of Bangkok, Thailand, August 1, 2016. Officials across the country are drumming up campaigns to encourage voting on the draft constitution in a referendum on Sunday. (Photo by Chaiwat Subprasom/Reuters)

“Sorpresa” the clown poses for a picture during a march commemorating Peruvian clown day in Lima Peru, Monday, May 25, 2015. Hundreds of professional clowns dressed in colorful costumes, wigs and face paint marched through the streets of Lima to celebrate Peruvian Clown Day. (Photo by Rodrigo Abd/AP Photo)

Lucia Moreno, 28, participates in a Miss Tattoo contest during a tattoo convention in the Andalusian capital of Seville February 14, 2015. (Photo by Marcelo del Pozo/Reuters)