A grizzly bear fishes for salmon under the Northern Lights in Klukshu, Yukon, in the north of Canada on March 3, 2025. The bear makes use of the darkness because the salmon can't see well enough to swim away. (Photo by Peter Mather/Solent News & Photo Agency)

Women wearing historical costumes walk past a tank before a rehearsal for the Victory Day parade, which marks the anniversary of the victory over Nazi Germany in World War Two, in Saint Petersburg, Russia on April 28, 2022. (Photo by Anton Vaganov/Reuters)

A Cossack slashes a watermelon with a sabre during a sabre-cutting competition in the village of Novosvetlovsky, Rostov region, on August 27, 2023. (Photo by AFP Photo/Stringer)

Peter Weiss, director of the Space Department of COMEX, (c) tests a pressurized suit identical to those used in space expeditions in the lava tunnel of “Caverne Gendarme” on October 12, 2018 in Saint-Philippe, the French overseas island of Reunion. Reunion could become a training site for astronauts. (Photo by Richard Bouhet/AFP Photo)

An egret in the second decade of April 2025 cools off in the Florida heat by gular fluttering, rapidly vibrating its throat muscles with an open beak. The mechanism helps to dissipate heat through evaporation. (Photo by Ronen Tivony/ZUMA Press Wire/Alamy Live News)

Dance artist HorsegiirL poses at the BRIT Awards at the O2 Arena in London, Britain, on March 1, 2025. (Photo Isabel Infantesby/Reuters)

Participants of an unauthorized opposition rally gather in Tverskaya street in central Moscow on June 12, 2017. Authorities detained Russian opposition politician Alexei Navalny and hundreds of his supporters on Monday, as they mounted demonstrations across the nation against government corruption. Over 200 were detained in Moscow and Saint Petersburg an hour into the protest, according to an NGO that tracks arrests, with Navalny himself picked up by police in his building as he was headed to the event. (Photo by Vasily Maximov/AFP Photo)

Believers bathe in the icy water during a traditional Epiphany at the Church of the Holy Trinity in Ostankino near TV Tower in Moscow, Russia, Wednesday, January 18, 2023. Across Russia, the devout and the daring are observing the Orthodox Christian feast day of Epiphany by immersing themselves in frigid water through holes cut through the ice of lakes and rivers. Epiphany celebrates the revelation of Jesus Christ as the incarnation of God through his baptism in the River Jordan. (Photo by Alexander Zemlianichenko/AP Photo)