Russian soldiers rehearse ahead of a forthcoming parade on Red Square in Moscow on November 5, 2017 The event will take place on November 7, marking the 76 th anniversary of a 1941 parade, when Red Army soldiers marched past the Kremlin walls towards the front line to fight Nazi Germany troops during World War Two. (Photo by Mladen Antonov/AFP Photo)

An armed man herds his cattle close to the village of Nimini in northern South Sudan, February 8, 2017. In the chaos of South Sudan's civil war, it took three years for Nyagonga Machul to find her lost children. Machul had traveled from her village to the capital when President Salva Kiir, an ethnic Dinka, fired his deputy Riek Machar, a Nuer, in 2013. (Photo by Siegfried Modola/Reuters)

The Art Car Parade is the highlight of a three-day celebration of the drive to create: Art Car Weekend. But it all began with a donated 1967 Ford staton wagon and $800 worth of paint and plastic fruit. And now, 26 years later, it attracts 250+ vehicles (and other entries) from 23 states, Canada, and Mexico. Photo: An art car is seen on Allen Parkway during the 26th Annual Houston Art Car Parade on May 11 in Houston, Texas. (Photo by Scott Halleran)

The antennas of the European Southern Observatory's Atacama Large Millimeter/Submillimeter Array, also known as ALMA, are set against the splendor of the Milky Way in this picture by Babak Tafreshi. Construction of the full ALMA array is due to be completed in Chile's Atacama Desert in 2013, but the facility is already making scientific observations with a partial array of antennas. (Photo by ESO/B. Tafreshi/TWAN)

Postcards for Ants is an ongoing painting project by Cape Town artist Lorraine Loots who has been creating a miniature painting every single day since January 1, 2013. The artist works with paint brushes, pencils, and bare eyes to render superbly detailed paintings scarcely larger than a small coin. After the first year, Loots relaunched the project in a second phase inspired by Cape Town’s designation as World Design Capital 2014.

Miss Colombia Ariadna Gutierrez, right, and Miss Philippines Pia Alonzo Wurtzbach wait for the announcer to name the new Miss Universe at the Miss Universe pageant on Sunday, December 20, 2015, in Las Vegas. Gutierrez was incorrectly crowned before Wurtzbach was named Miss Universe. (Photo by John Locher/AP Photo)

Honourable mention, Behaviour category. Toss the scorpion – Indian roller playing with its kill by Susmita Datta. The image was taken during an early morning safari drive at Tadoba Andhari Tiger Reserve in India. (Photo by Susmita Datta/PA Wire/Royal Society Publishing Photography Competition 2017)