Man prepares wigs as he waits for customers in downtown Johannesburg, on August 5, 2014. Some estimates put Africa's dry hair industry at as much as $6 billion a year; Nigerian singer Muma Gee recently boasted that she spends 500,000 naira ($3,100) on a single hair piece made of 11 sets of human hair. (Photo by Siphiwe Sibeko/Reuters)

Nikolai Tolstyh takes photos of paper animal silhouettes in a natural setting. The combination is surprisingly perfect: the surroundings provide both color for the cutout and a scene to frame the animal.

Sellers prepare the camel for “huge camel market” where hundreds of camels are sold in Nauakchott, the capital of Mauritania on May 16, 2023. Camels, being the main source of livelihood in Arab countries, are used for transportation and nutrition. (Photo by Annika Hammerschlag/Anadolu Agency via Getty Images)

A swimmer goes for a dip in freezing temperatures at the Serpentine Lake in Hyde Park, central London on December 1, 2023, as temperatures in the capital dip below zero for another night. The Met Office has issued a yellow weather warning for parts of the UK with freezing temperatures and snow expected in large areas. (Photo by Ben Cawthra/London News Pictures)

Indigenous people participate in a march commemorating the International Day of the World's Indigenous Peoples in Mexico City on August 9, 2023. (Photo by Alfredo Estrella/AFP Photo)

The extremely rare Kelvin-Helmholtz cloud formation lurking in the skies over Northumberland in North East England on December 5, 2023. The distinctive formation gets its name from scientists Lord Kelvin and Hermann von Helmholtz who studied the physics behind the rare cloud. (Photo by Ian Davison/South West News Service)

An artist from the state of Telangana reacts to the camera as they wait for their turn to perform during a media preview displaying a glimpse of culture of different parts of India, in New Delhi, India, Thursday, January 22, 2015. The tableaux will be part of the Indian Republic Day parade on Jan. 26. (Photo by Altaf Qadri/AP Photo)

An American Marine readies to land on Guadalcanal during the five-month struggle for the island between late 1942 and early 1943. Three thousand miles south of Tokyo, Guadalcanal was a major shipping point for military supplies. The Allied victory there in February, 1943, marked a major turning point in the war after a string of Japanese victories in the Pacific. (Photo by Joe Scherschel/Time & Life Pictures)