Opossums on their mothers back at a game reserve in Central Minnesota, USA, on September 2, 2013. (Photo by Caters News Agency)

Female bodybuilder Joanne Caldwell competes during the IBFA British Finals Night of Champions contest at the Federation Brewery in Gateshead, Britain on October 22, 2023. (Photo by Lee Smith/Reuters)

Robots of the Zurich Federal Institute of Technology play a football game during the International Telecommunication Union (ITU) AI for Good Global Summit in Geneva on May 30, 2024. (Photo by Fabrice Coffrini/AFP Photo)

An Abyssinian cat befriends a judge during a two-day international cat exhibition organized by the World Cat Federation (WCF) in Budapest, Hungary, 18 January 2025. (Photo by Zoltán Balogh/EPA/EFE)

A timber truck driver (L) dressed as Father Frost is saluted by a soldier at the Kremlin's Spasskiye (Saviour) Gate in Moscow, Russian Federation, on December 24, 2013. (Photo by Vyacheslav Prokofyev/ITAR-TASS/ZUMA Press)

A monarch butterfly rests on the ground at the Sierra Chincua butterfly sanctuary on a mountain in Angangeo, Michoacan November 24, 2016. Angangueo is a town and municipality located in far eastern Michoacán state in central Mexico noted for its history of mining and its location in the Monarch Butterfly Biosphere Reserve. The Monarch Butterfly Biosphere Reserve is a World Heritage Site containing most of the over-wintering sites of the eastern population of the monarch butterfly. (Photo by Carlos Jasso/Reuters)

A juvenile specimen of the recently-discovered Australian Peacock spider, Maratus Albus, sits on the nib of a pencil in this undated picture taken in Western Australia's Nuytsland Nature Reserve. (Photo by Jurgen Otto/Reuters)

Long row of shiny new Flying Fortresses, part of huge reserves being built up in Britain for D-Day, stands by to be flown to combat units as replacements, May 25, 1944. (Photo by AP Photo)