Manuela (L) and Marta, members of the Revolutionary Armed Forces of Colombia (FARC), pose for a picture at a camp in the Colombian mountains on February 18, 2016. Many of these women are willing to be reunited with the children they gave birth and then left under protection of relatives or farmers, whenever the peace agreement will put an end to the country's internal conflict. (Photo by Luis Acosta/AFP Photo)

A tale of two foxes. Surprising behaviour, witnessed in Wapusk national park, on Hudson Bay, Canada, in early winter. Red foxes don’t actively hunt Arctic foxes, but where the ranges of two predators overlap, there can be conflict. Though the light was poor, the snow-covered tundra provided the backdrop for the moment that the red fox paused with the smaller fox in its mouth in a grim pose. (Photo by Don Gutoski/2015 Wildlife Photographer of the Year)

A displaced Yemeni woman from Hodeida fills water containers at a make-shift camp in a village in the northern district of Abs in the country's Hajjah province, on May 9, 2019. The Yemeni conflict has triggered what the United Nations describes as the world's worst humanitarian crisis, with 3.3 million people still displaced and 24.1 million in need of aid. (Photo by Essa Ahmed/AFP Photo)

Egyptian workers eat on a truck in Cairo, Egypt, Sunday, January 22, 2023. Egypt is in an economic crisis is partly caused by the yearlong grinding Russian invasion of Ukraine. But the conflict in Europe has also exposed the frailties of an economy suffering from decades of mismanagement, turmoil from its 2011 Arab Spring popular uprising, years of militant attacks and then, the coronavirus pandemic. (Photo by Amr Nabil/AP Photo)

A mannequin wearing a face mask and nurse's uniform stands next to a sign supporting the NHS, stands in a field during the Covid-19 pandemic on October 06, 2020 in Northwich, United Kingdom. (Photo by Christopher Furlong/Getty Images)

A mural depicting NHS nurse Melanie Senior, based on a photograph by Johannah Churchill, which The National Portrait Gallery commissioned artist Peter Barber to create in Manchester's Northern Quarter, on October 19, 2020 in Manchester, England. Greater Manchester's leaders including Mayor Andy Burnham will want better financial arrangements for workers affected before they agree for the region to be moved into a Tier 3 Covid-19 lockdown. (Photo by Christopher Furlong/Getty Images)

A worker wearing a protective mask uses a blower to remove leafs from a walkway during sunny autumn weather near Stallikon, Switzerland on October 27, 2020. (Photo by Arnd Wiegmann/Reuters)

Revellers head out in Leeds city centre, which has one of the country's highest infection rates on October 11, 2020. Cities in northern England and other areas suffering a surge in Covid-19 cases may have pubs and restaurants temporarily closed to combat the spread of the virus. (Photo by NB PRESS LTD/The Sun)