Medical residents, who removed their clothes to protest against working conditions, take part on a protest during a strike in Barcelona, Spain, Tuesday, October 20, 2020. Regional authorities across Spain continue to tighten restrictions against a sharp resurgence of coronavirus infections that is bringing the country’s cumulative caseload close to one million infections, the highest tally in western Europe. (Photo by Emilio Morenatti/AP Photo)

A villager dries chillies on September 1, 2020 in Bijie, Guizhou Province of China. (Photo by VCG/VCG via Getty Images)

An Afghan girl rides a horse at the beach in Karachi, Pakistan, 07 September 2020. (Photo by Rehan Khan/EPA/EFE)

Heugh Breakwater by Caroline Walker. Winner in the Coastal Views category. (Photo by Caroline Walker/Sea View Photography Competition 2020)

A photographer with a hidden camera took 2,500 photos before this elusive badger was ready for his close-up in September 2020. (Photo by Andy Swinden/BNPS)

A ballet dancer poses in a giant plastic bubble as she entertains Christmas shoppers in Melbourne on December 13, 2020. (Photo by William West/AFP Photo)

Revellers take part in New Year's Eve celebrations in Kyiv, Ukraine on December 31, 2020. (Photo by Valentyn Ogirenko/Reuters)

A farmer arranges vegetable at a greenhouse on January 29, 2021 in Hukou County, Jiangxi Province of China. (Photo by Zhang Yu/VCG via Getty Images)