A young marcher high fives the crowd as Australian military personnel, past and present, commemorate ANZAC Day during a parade through the city centre in Sydney, Australia on April 25, 2023. (Photo by Jaimi Joy/Reuters)

Five-year-old Jeda takes a close look at “Sharnana” by artist Drew McDonald at the Sculpture by The Sea on October 18, 2024 in Sydney, Australia. (Photo by Jessica Hromas/The Guardian)

Participants are covered by colored powder as they compete in The Color Run, a five-kilometre untimed race, in Hanoi, Vietnam September 26, 2015. Approximately 7,000 participants took part in Hanoi's first Color Run, reported local media. (Photo by Reuters/Kham)

Mr. Zhong Hua, of Johns Hopkins University School of Medicine, took this image of the peripheral nerves (those outside of the brain) in an 11.5-day-old mouse embryo, magnified five times. (Photo by Zhong Hua)

A young oriental small-clawed otter at the zoo in Neumuenster, Germany, March 5, 2014. The six young otters (one male, five female) were born on December 7, 2013. (Photo by Maja Hitij/EPA)

A Police officer reacts to protestors outside the Piet Retief Magistrates court where the five accused in the shooting of the Coka brothers on the Pampoenkraal farm appeared, Mhkondo, Mpumalanga, South Africa on April 19, 2021. (Photo by Jacques Nelles)

A dog named Luna high-fives a person in the Angelino Heights neighborhood of Los Angeles, California, U.S., August 26, 2022. (Photo by Mario Anzuoni/Reuters)

A baby otter has its first health checkup at Chester zoo, England on May 2, 2018. It was among five pups being weighed and microchipped. (Photo by Peter Byrne/PA Wire)