Brazilian natives of the Pareci tribe play head football with a hand-made ball for a demonstration, during the first day of the International Games of Indigenous Peoples, in Cuiaba, state of Mato Grosso, on November 10, 2013. 1500 natives from 49 Brazilian ethnic groups and from another 17 countries are gathering in Cuiaba until November 16 to compete in some 30 athletic disciplines, many of their own. (Photo by Christophe Simon/AFP Photo)

Kenichi Ito runs on his arms and legs on a race course on his way to setting the Guinness World Record fastest time for the 100-meter dash on all fours at Komazawa Olympic Park Stadium in Tokyo Thursday, November 14, 2013. The 30-year-old Japanese finished in 16.87 seconds Thursday, shaving more than half a second off his 2012 run of 17.47. (Photo by Shizuo Kambayashi/AP Photo)

Pig Felix of physiotherapist Daan Vermeulen lies amid elderly people in a senior care facility on April 12, 2011 in Gelsenkirchen, Germany. (Photo by Ralph Orlowski/Getty Images)

Residents make their way along a fence as they try to cross a flooded street after heavy rainfall hit Wuhan, Hubei province, China, July 23, 2015. Severe downpours hit the city on Thursday, flooding streets and shutting down public transportations, local media reported. (Photo by Reuters/China Daily)

Vivian Odhiambo, 24, frys samosas in the trading centre of Kogelo, west of Kenya's capital Nairobi, July 14, 2015. Odhiambo said, “Obama is our hero and we wait to welcome him back home again. We in Kogelo have witnessed general growth and we are proud of being associated with the Obamas”, she added. As U.S. President Barack Obama visits Kenya, a personal connection to his father's birthplace of Kogelo dominates a trip that Kenyans view as a native son returning home. Residents from a herdsman to a housewife share their views on what Obama has achieved and what they would like to see next. (Photo by Thomas Mukoya/Reuters)

A supporter of Brazil's former President Luiz Inacio Lula da Silva, who is running for office again, flashes the letter L for “Lula” during a campaign rally with him in the Complexo do Alemao favela in Rio de Janeiro, Brazil, Wednesday, October 12, 2022. The presidential run-off election is set for Oct. 30. (Photo by Silvia Izquierdo/AP Photo)

A Muslim dervish whirls during celebrations for Mawlid al-Nabi that marks the birthday of the Muslim Prophet Muhammad, in Peshawar, Pakistan, Sunday, October 9, 2022. Thousands of Muslims take part in religious processions, ceremonies and distribute free meals among the poor to mark the holiday. (Photo by Muhammad Sajjad/AP Photo)

Fans of Argentina react while watching the live broadcast of the Qatar 2022 World Cup final football match between Argentina and France in Buenos Aires, on December 18, 2022. (Photo by Luis Robayo/AFP Photo)