A photographer tested the concentration of several pairs of dogs as he captured their reactions to treat time in a series of shots. Christian Vieler, 47, of Waltrop, Germany, has been a professional dog photographer since 2016. He came up with the idea of snapping two dogs catching treats simultaneously. Here: Basset Hounds. (Photo by Vieler Photography/Caters News Agency)

Canadian singer-songwriter and dancer Tate McRae performs during the iHeartRadio Music Awards at Dolby Theatre in Los Angeles, California, U.S., April 1, 2024. (Photo by Mario Anzuoni/Reuters)

Ukrainian servicemen prepare 122mm artillery cannon before firing towards Russian positions in Kherson region, Ukraine, Sunday October 27, 2024. (Photo by Marko Ivkov/AP Photo)

This aerial photograph shows beach-goers gathering on a beach alongside the Atlantic Ocean in Carcans, south-western France on July 22, 2025. (Photo by Christophe Archambault/AFP Photo)

A student uses a ruler to measure the distance between forks before a formal dinner at The International Butler Academy China on September 16, 2014 in Chengdu, China. Over the last several years, there has been a surge in demand among China's wealthy for Western-trained butlers, with many academies seeing large portions of their graduating classes hired by Chinese families or companies. (Photo by Taylor Weidman/Getty Images)

A supporter of “Si” vote cries after the nation voted “NO” in a referendum on a peace deal between the government and Revolutionary Armed Forces of Colombia (FARC) rebels, at Bolivar Square in Bogota, Colombia, October 2, 2016. (Photo by John Vizcaino/Reuters)

Wrestlers compete during a traditional Sindhi Malakhra wrestling during a local tournament in Pakistan's port city of Karachi on December 3, 2021. (Photo by Rizwan Tabassum/AFP Photo)

People pose for photos beneath the Hollywood sign on September 25, 2023 in Los Angeles, California. Hollywood is awaiting the final vote on a tentative contract agreement between over 11,000 Writers Guild of America members and Hollywood studios in the nearly 150-day writers strike. (Photo by Mario Tama/Getty Images)