A Lion-Tailed macaque holds a big block of ice with a mix of frozen vegetables and fruit at the zoo in Leipzig, central Germany, Friday, July 19, 2013. Weather forecasts predict sunny weather and warm temperatures for Germany in the next few days. (Photo by Jens Meyer/AP Photo)

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)

A woman walks past a mural amid the outbreak of the coronavirus disease (COVID-19) in Manchester, Britain, January 4, 2021. (Photo by Phil Noble/Reuters)

A man wearing a beard imprinted facemask as a preventive measure against the COVID-19 coronavirus walks along a street in New Delhi on June 19, 2020. India has recorded more than 380,000 cases of COVID-19, the fourth-highest in the world, with over 12,500 deaths, health ministry data show. (Photo by Jewel Samad/AFP Photo)

Malaysian firemen make their way to a designated area to spray disinfectant, in an effort to combat coronavirus and COVID-19, at the entrance to a school in Kuala Lumpur, Malaysia, 14 April 2020. According to media reports, Malaysia has confirmed over 4,000 cases of coronavirus and COVID-19. (Photo by Ahmad Yusni/EPA/EFE/Rex Features/Shutterstock)

Macaque monkeys sit on a car in Hua Hin on May 29, 2020, as low tourist numbers due to the ongoing COVID-19 novel coronavirus situation have resulted in a decrease in the number of people feeding them. The monkeys in the town are going hungry as a consequence of the drop in tourism as a result of the COVID-19 coronavirus pandemic. (Photo by Jack Taylor/AFP Photo)

A health worker dresses in a protective suit before starting to perform the coronavirus testing in an effort to stop the spread of the coronavirus disease (COVID-19) in the Kibera slum of Nairobi, Kenya, May 26, 2020. (Photo by Baz Ratner/Reuters)

Students wearing masks rest amid the coronavirus disease (COVID-19) pandemic in Seoul, South Korea, August 25, 2020. (Photo by Kim Hong-Ji/Reuters)