A resident receives a dose of Pfizer BioNTech COVID-19 vaccine at a rural village on December 01, 2021 in Aringay, La Union province, Philippines. The Philippines is rushing to vaccinate its population as it mulls making COVID-19 vaccination mandatory and amid the looming threat of the Omicron variant of the coronavirus. The country, which has just approved booster shots for its adult population, launched a three-day national vaccination holiday on November 29 to December 1 with the goal of vaccinating at least nine million additional people. (Photo by Ezra Acayan/Getty Images)

A toque macaque is eating flowers in the water at the pilgrimage site in Polonnaruwa, Sri Lanka, on January 13, 2024. The toque macaque (Macaca sinica), a reddish-brown-colored Old World monkey, is endemic to Sri Lanka, where it is known as the rilewa or rilawa. It is named for the whorl of hair at the crown of its head, which resembles a brimless toque cap. (Photo by Thilina Kaluthotage/NurPhoto/Rex Features/Shutterstock)

Palestinians fleeing Khan Yunis arrive in Rafah with their belongings in a damaged car on February 15, 2024, as battles raged in the sourthern Gaza Strip between Israel and the Palestinian militant group Hamas. (Photo by Mohammed Abed/AFP Photo)

A Harlequin Great Dane named H and a Chihuahua named Boo during a photo call for the launch of this year's Crufts, at the National Exhibition Centre (NEC) in Birmingham, United Kingdom on Tuesday, March 7, 2023. (Photo by Jacob King/PA Images via Getty Images)

Serbia's Milica Mijatovic falls during the Women's World Cup Group H qualifying soccer match between Serbia and Germany at Sports Center of FA of Serbia stadium in Stara Pazova, near Belgrade, Serbia, Tuesday, April 12, 2022. (Photo by Darko Vojinovic/AP Photo)

A stunt rider performs on the wooden wall during a fair in Bogra, Bangladesh, February 10, 2021. (Photo by Xinhua News Agency/Rex Features/Shutterstock)

Workers repair a damaged road, in the aftermath of an earthquake, near Anamizu, Japan on January 3, 202. (Photo by Kim Kyung-Hoon/Reuters)

Revellers in Leeds, United Kingdom were excited to be out and about again on July 18, 2021. At a minute past midnight, England dropped most of its remaining Covid-19 social restrictions, such as those requiring indoor mask-wearing and limits on group gatherings. These changes come despite rising infections, pitting the country's vaccination programme against the virus's more contagious Delta variant. (Photo by Ioannis Alexopoulos/PA Wire Press Association via Getty Images)