Boy says hello to a swimming bear in Seattle, Washington on October 4, 2022. Fall weather brings out the Animals' playful side as Attendees celebrate World Animal Day with a visit to Woodlawn Park Zoo. (Photo by Shane Srogi/ZUMA Press Wire/Rex Features/Shutterstock)

Portraiture of Manipuri Girls attire herself as Gopi and Krishna to celebrate and performing traditional Ras Leela dance festival at Mirgajungle Manipuri Rajbari in Sylhet, Banglades on November 7, 2022. (Photo by Md Rafayat Haque Khan/Eyepix Gr/Avalon)

Croatia's Borna Sosa, left, fights for the ball with Brazil's Antony during the World Cup quarterfinal soccer match between Croatia and Brazil, at the Education City Stadium in Al Rayyan, Qatar, Friday, December 9, 2022. (Photo by Frank Augstein/AP Photo)

A woman takes part in an initial military training for civilians at the sports and patriotic club “Yaropolk” in Krasnogorsk outside Moscow, Russia on December 3, 2022. (Photo by Yulia Morozova/Reuters)

The Taipei first girls high school marching band perform at the 134th rose parade in Pasadena, California on January 2, 2023. (Photo by Michael Owen Baker/AP Photo)

A man sleeps at Beirut's Corniche, a seaside promenade, in Lebanon May 2, 2016. (Photo by Alia Haju/Reuters)

A fisherman throws a net for catching fish with his wife in Yanhu fisherman village near Yangzhou, Jiangsu province, China, 18 October 2018. (Photo by Aleksandar Plavevski/EPA/EFE)

The secretive indri (Indri indri) of Madagascar, the largest living lemur. It is also critically endangered and highly evolutionarily distinct with no close relatives, which makes its branch one of most precarious on the mammal evolutionary tree. In the likely event that the indri goes extinct, we will lose 19m years of unique evolutionary history from the mammal tree of life. (Photo by Pierre-Yves Babelon/Aarhus University)