Two female soldiers have their picture taken by an army colleague at Mangyongdae. (Photo by Gavin John/Mediadrumworld.com)

A US Marine leads two Viet Cong suspects in restraints during the Tet Offensive on February 20, 1967. (Photo by Bettmann Archive/Getty Images)

Woman waking up with two men in her bed. (Photo by Ilbusca/Getty Images/iStockphoto)

A retired man (L) looks toward two girls wearing miniskirts, July 13, 1969 in Nice, France. (Photo by AFP Photo)

Two storks sit in their nest as the sun rises in Wehrheim near Frankfurt, Germany, Thursday, August 29, 2024. (Photo by Michael Probst/AP Photo)

Two young dancers take pictures while waiting for the start of the Koenji Awa-Odori dance festival, in the Koenji neighborhood of Tokyo. Saturday, August 24, 2019, Started in the 1950s, the Koenji Awa-Odori has grown to be one of Tokyo's largest and most popular summer festivals an estimated 10,000 dancers participating in the dance festival. Hundreds of thousands of spectators gather in the neighborhood to watch the two-day summer spectacle. The event is held on the last weekend of August each year. (Photo by Jae C. Hong/AP Photo)

Behaviour winner; Courting Royals: two royal terns in courtship display by Kristian Bell. Another beautiful morning on a beautiful beach on the Gulf Coast of Florida seemed to prompt these two royal terns to commence an intricate courtship dance. The photograph was taken with a Canon 300mm lens and 2x extender. (Photo by Kristian Bell/Deakin University/Royal Society Publishing Photography Competition 2018)

An undated handout photo made available by the Zerynthia Association shows the pupa of an amicta moneiba, a recently discovered species of moth endemic to La Gomera and El Hierro islands in the Canary Islands, Spain (issued 01 July 2020), as those two islands pulled apart from the rest of the Canary Islands 2.5 million years ago. The Institute of Evolutionary Biology of the Spanish National Research Council (CSIC) and the Zerynthia Association have recently discovered two new moth species in El Hierro and La Gomera. (Photo by Yeray Monasterio/Zerynthia/EPA/EFE)