A Raramuris indigenous woman takes part in the “Ultra maraton de los Canones 2017” (Ultra marathon of the Canyons), at La Sinforosa Canyon, in Guachochi, Chihuahua state, Mexico on July 15, 2017. More than 600 participants from different countries take part in the 63 and 100 kilometers races, along the Tarahumara mountain range. (Photo by Herika Martinez/AFP Photo)

Shanghai Ballet dancers wearing masks practise in a dance studio in Shanghai, China, as the country is hit by an outbreak of the novel coronavirus, February 20, 2020. (Photo by Aly Song/Reuters)

Some bats in the forested area of Guapiles, Costa Rica, 21 April 2020. (Photo by Jeffrey Arguedas/EPA/EFE)

A woman is arrested during a mass gathering protest organised by the group called “UK Freedom Movement”, in Hyde Park in London as the country is in lockdown to help stop the spread of coronavirus, Saturday, May 16, 2020. The group claims that the coronavirus lockdown is illegal. (Photo by Kirsty Wigglesworth/AP Photo)

A cafe-restaurant staff stands outside as people drink coffee in Monastiraki district of Athens, on Monday, May 25, 2020. Greece restarted regular ferry services to its islands Monday, and cafes and restaurants were also back open for business as the country accelerated efforts to salvage its tourism season. (Photo by Petros Giannakouris/AP Photo)

People wearing face masks to prevent the spread of coronavirus gather in a discotheque in Madrid, Spain, early Saturday, July 25, 2020. Nightlife is becoming the new target of Spanish authorities attempting to contain a spike in coronavirus infections since the country ended a lockdown. The Catalonia regional government has shut nightlife venues in Barcelona, and on Friday officials in Madrid said they were considering a similar step. (Photo by Manu Fernandez/AP Photo)

Opposition supporters march in the streets during a demonstration against the Ivorian President running for a third term in the next presidential elections, in Bonoua, Ivory Coast, 21 August 2020. The Ivorian opposition opposes a third term for incumbent president Ouattara who has been in power for ten years. The presidential elections will be held in October 2020. (Photo by Legnan Koula/EPA/EFE)

A man sells eels caught for a meal amid a lockdown to slow the spread of coronavirus, in a slum area of Yangon, Myanmar, October 21, 2020. (Photo by Shwe Paw Mya Tin/Reuters)