A Maasai boy bites a bull's heart during an initiation into an age group ceremony near the town of Bisil, Kajiado county, Kenya, August 23, 2018. Thousands of Kenyan boys had a blessing of milk and beer sprayed on them as part of a rare Maasai ethnic community initiation ceremony to mark their passing into early manhood. (Photo by Baz Ratner/Reuters)

In this November 26, 2018 photo, men run during 100 meters athletics competition of the second edition of the Panamanian indigenous games in Piriati, Panama. These games were held in the Embera town of Piriati, some 55 miles (90 kilometers) east of Panama City. (Photo by Arnulfo Franco/AP Photo)

Workers clad in a dog and a wild boar costumes, to represent the outgoing year of the dog and incoming year of the wild boar, clean windows on the side of a hotel in Tokyo on December 13, 2018. (Photo by Kazuhiro Nogi/AFP Photo)

Nursing students attend a capping ceremony on May 10, 2021 in Jinan, Shandong Province of China. International Nurses Day is observed annually on May 12. (Photo by Zhang Yong/China News Service via Getty Images)

A Haitian National Police officer guards a street in the Petion-Ville neighborhood almost a week after the assassination of President Jovenel Moise, in Port-au-Prince, Haiti on July 13, 2021. (Photo by Ricardo Arduengo/Reuters)

Punjab police's “Shakti Teams” a squad formed for women safety waits before an official flag off ceremony in Amritsar on September 14, 2021. (Photo by Narinder Nanu/AFP Photo)

A one-horned rhinoceros crosses a road inside Kaziranga national park on the eve of the World Rhino Day in Gauhati, India, Tuesday, September 21, 2021. Kaziranga is home to nearly 2,500 one-horned rhinos and is the world’s largest habitat for the rare animal. (Photo by Anupam Nath/AP Photo)

A member of the public wears a pandemic face mask ahead of the prime minister announcing the government's Covid-19 winter strategy on September 13, 2021 in Manchester, England. Tomorrow, British Prime Minister Boris Johnson will set out his plan to manage Covid-19 through the winter, including what actions would need to be taken if the NHS hospital system were at risk of being overwhelmed. (Photo by Christopher Furlong/Getty Images)