A member of a local swimming club holds a Russian national flag as he dives in at the start of a 24-hour swimming marathon near the western Siberian city of Barnaul March 29, 2014. Thirty members of the club will swim in turn during the event, held to mark Crimea becoming part of Russia, local media reported. (Photo by Andrei Kasprishin/Reuters)

Children, wearing red neckerchiefs, a symbol of the Pioneer Organization, salute during a ceremony for the inauguration of 18 new members at a local school in the southern settlement of Kazminskoye in Stavropol region, Russia, November 19, 2015. Early pro-communist youth movements, which appeared in Russia after the 1917 Bolshevik revolution, were reformed into the Pioneer Organization of the Soviet Union. While the organization lost its dominance among students in post-Soviet Russia, some educational institutions and families still carry on this tradition. (Photo by Eduard Korniyenko/Reuters)

A cow covered with foam scavenges in the waste left on the banks of the polluted Yamuna river in New Delhi on October 10, 2020. (Photo by Sajjad Hussain/AFP Photo)

HRP-4C, a five-foot humanoid robot developed at Japan's National Institute of Advanced Industrial Science and Technology, sings and dances with performers at the Digital Contents Expo in Tokyo on October 17, 2010. The robot runs entertainment software called Choreonoid, a name formed from the words “choreograph” and “humanoid”. (Yoshikazu Tsuno/AFP)

Miss Nord-Pas-de-Calais Camille Cerf (C) is congratulated by Miss Ile de France 2014 Margaux Savary (L) and Miss Auvergne 2014 Morgane Laporte after Cerf won the Miss France 2015 beauty contest on December 6, 2014 in Orleans. (Photo by Guillaume Souvant/AFP Photo)

Spot-billed pelican interact on the banks of an artificial lake in Colombo on September 28, 2021. (Photo by Ishara S. Kodikara/AFP Photo)

A Rajasthani man displays his moustache during the closing ceremony of annual Camel Fair in Pushkar, in India's desert state of Rajasthan, on November 8, 2022. (Photo by Himanshu Sharma/AFP Photo)

Sümi women gesture as they line up to perform a traditional Sümi rice pounding folk song called “Thishole” during Western Sumi Torimi Hoho Silver Jubilee at Thilixü Village in Chumoukedima district, India north eastern state of Nagaland on June 7, 2023. Altogether 1400 Sülimis perform their traditional rice pounding folk song to mark their 25th Anniversary. (Photo by Caisii Mao/Rex Features/Shutterstock)