Old Heidelberg, Dog with Pipe, 1905. (Photo by Detroit Publishing Company)

A dog wears fake eyes while riding a motorcycle in Samut Sakhon, Thailand June 23, 2016. (Photo by Jorge Silva/Reuters)

A dog plays with a giant soap bubble in downtown Kiev, Ukraine, 06 March 2020. (Photo by Sergey Dolzhenko/EPA/EFE)

A woman walks a dog with styled and dyed fur on a street in Shenyang, Liaoning province, China on December 25, 2018. (Photo by Reuters/China Stringer Network)

Dog groomers participate in a contest at the “Interpets” international pet fair in Tokyo, Japan, 01 April 2021. (Photo by Franck Robichon/EPA/EFE)

A dog is worshiped during Tihar or Diwali festival in Kathmandu, Nepal on November 12, 2023. Nepali people worship dogs, dedicated solely to the human's most devoted friend and guardian on second day of Tihar fesival. “Tihar” the Hindu festival of flowers and lights, is celebrated for five days. (Photo by Sunil Sharma/ZUMA Press Wire/Rex Features/Shutterstock)

Qian Hao's imported Pekingese dog, Mixiu, runs in a park in Beijing, China, February 8, 2018. (Photo by Thomas Peter/Reuters)

German flying ace Baron Manfred von Richthofen (1892–1918) also known as The Red Baron with his dog Moritz, circa 1916.