Students from St Andrews University indulge in a tradition of covering themselves with foam to honour the “academic family” on the lower college lawn on October 23, 2017, in St Andrews, Scotland. (Photo by Jeff J. Mitchell/Getty Images)

A woman dressed up for Halloween travels on a Metro train in São Paulo, Brazil on October 30, 2017. (Photo by Cris Faga/Rex Features/Shutterstock)

Chinese model Ming Xi falls down on runway during the 2017 Victoria's Secret Fashion Show at Mercedes-Benz Arena on November 20, 2017 in Shanghai, China. (Photo by VCG/VCG via Getty Images)

Smoke and flames rise following an Israeli air strike on Gaza City, 18 May 2021. Tensions have escalated in the region, following days of violent confrontations between Israeli security forces and Palestinians in Jerusalem, leading to the heaviest offensive in years. (Photo by Mohammed Saber/EPA/EFE)

American actress and model Megan Fox stuns in a lace crop top and matching stockings in Manhattan, New York as she strolled to a business meeting on September 12, 2021. (Photo by Rex Features/Shutterstock)

A traditional high altitude bonfire burns on the occasion of the Swiss National Day on the “Stanserhorn” mountain near Stans, Switzerland, Sunday, August 1, 2021. (Photo by Urs Flueeler/Keystone via AP Photo)

Tens of millions of red crabs make their way across Christmas Island, Australia on November 13, 2021 during their annual migration from the forest to the ocean, swamping roads and bridges. (Photo by Parks Australia/Animal News Agency)

English actress Michelle Keegan at “The Jonathan Ross Show” TV show, Series 18, Episode 7 in London, United Kingdom on December 4, 2021. (Photo by Brian J. Ritchie/Hotsauce/Rex Features/Shutterstock)