Russian model Irina Shayk arrives on September 4, 2022 for the screening of the film “L'Immensita” (Immensity) presented in the Venezia 79 competition as part of the 79th Venice International Film Festival at Lido di Venezia in Venice, Italy. (Photo by Guglielmo Mangiapane/Reuters)

Amundsen-Scott South Pole Station experiences months of darkness. The sun dips below the horizon on March 21, after which follows several weeks of twilight before complete darkness results. Photo taken on June 25, 2009. (National Science Foundation/Jeremy Johnson)

A Hawaiian cleaner wrasse provides its cleaning services to a yellowfin goatfish in a reef community off the Big Island in Hawaii. Cleaner species help rid their hosts of ectoparasites, dead tissue, bacteria and fungi. Studies have shown cleaning to play a vital role in keeping many reef ecosystems healthy. (Photo by Marty Snyderman/Caters News Agency)

Inquisitive elephant seal pups venture towards a photographer on South Georgia, an uninhabited island near Antarctica early July 2022. The seals are not used to seeing humans and shuffled closer to Charlotte Rhodes rather than shying away. (Photo by Charlotte Rhodes/Media Drum Images)

The Northern lights made an appearance just after midnight on Wednesday over Sycamore Gap in Northumberland, North East England on September 13, 2023, with the aurora pillars visible. (Photo by Ian Sproat/Picture Exclusive)

A walrus takes centre stage after barging another out of the way to be in a photograph in Svalbard, between mainland Norway and the North Pole in January 2025. (Photo by Olav Thokle/Syndicated Photos/Solent News)

Split-view of a killer whale at sunrise off the coast of Northern Norway. At least half of the world’s killer whale populations are doomed to extinction due to pollution of the oceans, a new study says. (Photo by Audun Rikardsen/Science)

Mud Day Queen Riley Tulgetske, left, embraces Mud Day King Phoenix Crowder during Mud Day at the Nankin Mills Park, Tuesday, July 9, 2019, in Westland, Mich. The annual day is for kids 12 years old and younger. While parents might be welcome, this isn't an event meant for teens or adults. It's all about the kids having some good, unclean fun during their summer break and is sponsored by the Wayne County Parks. (Photo by Carlos Osorio/AP Photo)