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)

Greece's Maria Sakkari reacts during her women's singles quarter-final tennis match against Poland's Iga Swiatekon Day 11 of The Roland Garros 2021 French Open tennis tournament in Paris on June 9, 2021. (Photo by Gonzalo Fuentes/Reuters)

Palestinian members of Gaza's Bar Woolf sports team perform with fire above the ruins of a building destroyed in recent Israeli air strikes, in Beit Lahia, on May 26, 2021. A ceasefire was reached late last week after 11 days of deadly violence between Israel and the Hamas movement which runs Gaza, stopping Israel's devastating bombardment on the overcrowded Palestinian coastal enclave which, according to the Gaza health ministry, killed 248 Palestinians, including 66 children, and wounded more than 1,900 people. Meanwhile, rockets from Gaza claimed 12 lives in Israel, including one child and an Israeli soldier. (Photo by Mahmud Hams/AFP Photo)

A looter smiles as she runs away from a member of the South African Police Services (SAPS) inside the Lotsoho Mall in Katlehong township, East of Johannesburg, on July 12, 2021. Several shops are damaged and cars burnt in Johannesburg, following a night of violence. Police are on the scene trying to control further protests. It is unclear if this is linked to sporadic protests following the incarceration of former president Jacob Zuma. (Photo by Phill Magakoe/AFP Photo)

French actress Adele Exarchopoulos – Outside arrivals at Christian Dior Womenswear Spring/Summer 2020 fashion show as part of the Paris Fashion Week, in Paris on September, 24, 2019. (Photo by J.M. Haedrich/SIPA Press)

American model Bella Hadid celebrating her 23rd birthday at L’Avenue at Saks Fifth Avenue New York, NY on October 10, 2019. (Photo by David Warren/Sipa USA)

A Grevy’s zebra gets itself noticed at ZSL Whipsnade Zoo in Whipsnade, England on April 20, 2018. (Photo by Tony Margiocchi/Barcroft Media)

A photographer in Somerset, South West England captured the mating rituals of toads as several males attempt to mate with one female all at once. (Photo by John Waters/NPL)