A Pomeranian dog sits in a rolling pet carrier in Hong Kong, China on September 4, 2019. (Photo by Kai Pfaffenbach/Reuters)

Elephants dust themselves with soil at Taigan safari park in Belogorsk, Crimea on May 4, 2021. (Photo by Alexey Pavlishak/Reuters)

A person takes part in the annual LGBTQ+ Pride parade in Phuket, Thailand on June 4, 2023. (Photo by Jorge Silva/Reuters)

American actress Vanessa Hudgens attends Beyoncé's “Renaissance” concert in Los Angeles on September 4, 2023. (Photo by vanessahudgens/Instagram)

A girl feeds a squirrel in Bolivar Square, in Caracas, Venezuela on June 4, 2024. (Photo by Gaby Oraa/Reuters)

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

Kira Walkenhorst of Germany (L) signals as Doaa Elghobashy of Egypt (R) watches during the women's Beach Volleyball preliminary pool D game between Ludwig/Walkenhors of Germany and Elghobashy/Nada of Egypt the Rio 2016 Olympic Games at the Beach Volleyball Arena on Copacabana Beach in Rio de Janeiro, Brazil, 07 August 2016. (Photo by Antonio Lacerda/ANSA)

Humanoid robots fight during a kickboxing match on day two of the 2025 World Humanoid Robot Games at National Speed Skating Oval on August 16, 2025 in Beijing, China. The 2025 World Humanoid Robot Games (WHRG) will be held from August 14 to 17 in Beijing's National Speed Skating Oval, bringing together 280 teams from 16 countries across five continents. (Photo by Lintao Zhang/Getty Images)