A first white-handed gibbon infant born at the Skopje Zoo is seen with his mother in Skopje, North Macedonia on May 9, 2019. (Photo by Ognen Teofilovski/Reuters)

The secretive indri (Indri indri) of Madagascar, the largest living lemur. It is also critically endangered and highly evolutionarily distinct with no close relatives, which makes its branch one of most precarious on the mammal evolutionary tree. In the likely event that the indri goes extinct, we will lose 19m years of unique evolutionary history from the mammal tree of life. (Photo by Pierre-Yves Babelon/Aarhus University)

A young male fiddler crab is dwarfed by an older male of the same species, looming behind it at Morua estuary, in the Gulf of California, Mexico on January 4, 2022. Whereas female fiddler crabs have small claws of equal sizes, the males’ pincers can vary in size, with the small one used to pick up food and the larger to impress females. (Photo by Claudio Contreras/Solent News)

A woman cuts her hair during a protest against the death of Iranian Mahsa Amini and the government of Iran on October 02, 2022 in Istanbul, Turkey. (Photo by Chris McGrath/Getty Images)

Models Mei Jiang and Camille Razat pose backstage prior to the “Le Defile Walk Your Worth” By L'Oreal Paris Womenswear Spring/Summer 2023 show as part of Paris Fashion Week on October 02, 2022 in Paris, France. (Photo by Francois Durand/Getty Images for L'Oréal Paris)

A woman with a dove on her back pays tribute to Yemanja, goddess of the sea, during a traditional New Year's Eve celebration in Copacabana Beach in Rio de Janeiro, Brazil on December 29, 2023. (Photo by Pilar Olivares/Reuters)

A young arab boy, armed with a rifle and a knife, in the Aden Protectorate near Yemen. (Photo by Richards/Fox Photos/Getty Images). February 1938

New York nightclub owner Jack L Hickman spends his free time marching around Times Square with a sign that reads “The only good communist is a dead communist”. (Photo by Peter Keegan/Keystone/Getty Images). 26th April 1965