A view of trees shrouded in fog on a late summer morning between Tureby and Slimminge on Zealand, Denmark, 10 September 2021. (Photo by Mads Claus Rasmussen/EPA/EFE)

A young boy lifts heavy bricks as he works at brick factory around Kathmandu valley. (Photo by Narendra Shrestha/EPA)

Two hippopotamus are fed with pumpkins at the Hanoi Zoo, in Hanoi, Vietnam, 25 October 2018. The zoo has been the home for more than 800 animals of over 90 different species, including three hippopotamus, since it was built in 1976. (Photo by Luong Thai Linh/EPA/EFE)

A young boy plays with soap bubbles near Hofburg Palace at Heldenplatz, one of the top tourists attractions in Vienna, Austria, January 26, 2016. (Photo by Christian Bruna/EPA)

Children pat an elephant at the mobile Diva circus in the town of Molodechno, some 70 kilometers northwest of Minsk on September 3, 2015. (Photo by Sergei Gapon/AFP Photo)

Camila Hormazabal, a 24-year-old sеx worker, meets with a virtual customer in Concepcion, Chile on April 7, 2020. Hormazabal now offers sеxual services online after the nightclub where she had worked was closed due to the outbreak. With no way to pay her bills, Hormazabal switched to video calls conducted from her high-rise apartment bedroom, and asked her regulars to meet her online. She is one of the thousands of sеx workers worldwide left in a precarious position after the very intimacy that defines their work was thwarted by social distancing measures. (Photo by Juan Gonzalez/Reuters)

A Romanian honor guard soldier waits before the arrival of Moldovan President at Cotroceni Presidential Palace, in Bucharest, Romania, 23 November 2021. Maia Sandu is on a one-day official visit to Romania. (Photo by Robert Ghement/EPA/EFE)

Former Vice President Joe Biden, 2020 Democratic presidential candidate, right, watches as his wife Jill Biden, center, blocks a protester from arriving on stage during an primary night rally in the Baldwin Hills neighborhood of Los Angeles, California, U.S., on Tuesday, March 3, 2020. The biggest day of the presidential primary calendar will define the nomination fight for Bernie Sanders and Biden and determine whether Michael Bloomberg and Elizabeth Warren have a rationale for carrying on their campaigns. (Photo by Patrick T. Fallon/Bloomberg via Getty Images)