Afghan internally-displaced girls plays with dolls near their tents at Shaidayee refugee camp in Injil district of Herat province on February 20, 2022. (Photo by Wakil Kohsar/AFP Photo)

A girl carries bottles of water filled from a charity tank at a camp for internally displaced people (IDPs) near Sanaa, Yemen on March 25, 2022. (Photo by Khaled Abdullah/Reuters)

A ghost glass frog in the Chocó rainforest, Ecuador in November 2020. The marbled swirling “hypnotising” eyes are thought to be helpful in attracting a mate. (Photo by David Weiller/WENN)

A displaced Palestinian boy, who fled from home due to Israeli strikes, gets a haircut at a tent camp in Rafah in the southern Gaza Strip on January 8, 2024. (Photo by Ibraheem Abu Mustafa/Reuters)

A displaced Palestinian girl holds a child as she walks at a tent camp on a rainy day, amid the ongoing conflict between Israel and Hamas, in Rafah, in the southern Gaza Strip on May 6, 2024. (Photo by Mohammed Salem/Reuters)

These adorable cats – which are twins – showcase their contrasting blue and green eyes. The cats have a condition called heterochromia iridis, which causes each eye to vary in color. (Photo by @sis.twins/Caters News Agency)

Fireworks explode around the London Eye wheel, the Big Ben clock tower and the Houses of Parliament to mark the beginning of the New Year in London, Britain, January 1, 2016. (Photo by Toby Melville/Reuters)

British singer-songwriter Rita Ora early May 2024 makes an eye-catching face as she promotes “The Masked Singer”, where she’s a judge. (Photo by Rita Ora/Instagram)