Reuters Photographer Carlos Barria photographed a person born in each year China's one child policy has been in existence; from a man born in 1979, to a baby born in 2014, and asked them if they would have like to have siblings. Here: Lv Mengmeng, who was born in 1995, poses for a photograph in Shanghai August 22, 2014. When asked if she would like siblings, Mengmeng said: “Maybe brothers, because I think they could protect me”. (Photo by Carlos Barria/Reuters)

Elaborately dressed monks costumed as wrathful guardian spirits perform ceremonial dances during the Tenchi Festival on May 25, 2014 in Lo Manthang, Nepal. The Tenchi Festival takes place annually in Lo Manthang, the capital of Upper Mustang and the former Tibetan Kingdom of Lo. Each spring, monks perform ceremonies, rites, and dances during the Tenchi Festival to dispel evils and demons from the former kingdom. (Photo by Taylor Weidman/Getty Images)

A member of the “Morenada Los Cocanis” group dances during the Carnival parade in Oruro February 14, 2015. Thousands of dancers and tourists attend the carnival celebrations in Oruro, south of La Paz. (Photo by David Mercado/Reuters)

A woman uses the Aurasma app on an iPad which displays a virtual 3D animation of a Thundercat character which her colleague pretends to fight at the 2012 London Toy Fair at Olympia Exhibition Centre on January 24, 2012 in London, England. The annual fair, which is organised by the British Toy and Hobby Association, brings together toy manufacturers with retailers from around the world. (Photo by Oli Scarff/Getty Images)

Triston surfs a wave as his father, Todd, watches in Morro Bay. “Hes the most coordinated 3-year-old I've ever seen”, says the 35-year-old captain/paramedic with the Morro Bay Fire Department. (Photo by Joe Johnston/The Tribune of San Luis Obispo)

A man dressed in leaves and animals of the forest, the Redeemer on his shoulder, holding the Olympic torch and wearing Olympic rings glasses walks along Copacabana Beach, Rio de Janeiro, Brazil, 31 July 2016. The 2016 Olympic Games start on 05 August. (Photo by Barbara Walton/EPA)

A polar bear cub snuggles up against her mother Valeska, in their enclosure at Bremerhaven's (Bremen's) Zoo by the Sea, Germany March 9, 2016. The female cub, who is yet to ne named, was born on December 11 last year. (Photo by Carmen Jaspersen/Reuters)