A police officer jump ropes with a police dog at a police dog training base on July 11, 2011 in Beijing, China. The Police Dog Training Base was opened to a media visit to show the dogs skills to the public. (Photo by ChinaFotoPress/Getty Images)

Singer Donni Rai arrives at the 48th Annual Grammy Awards at the Staples Center on February 8, 2006 in Los Angeles, California. (Photo by Stephen Shugerman/Getty Images)

Salvadoran clown Cosquilla poses for a picture during the VIII Central America Clown Convention in San Salvador, El Salvador, May 18, 2016. (Photo by Jose Cabezas/Reuters)

North Korean women in colorful traditional dresses are surrounded by flower blossoms known as “Kimilsungia” as they wait to guide guests at a flower exhibition in Pyongyang, North Korea, April 14, 2014. The flowers, named after Kim Il Sung, are on display to celebrate the late leader's official birth date of April 15, 1912. (Photo by David Guttenfelder/AP Photo)

A little red flying fox dips a toe in a lake at the mouth of Katherine gorge in the Northern Territory, Nitmiluk national park, Australia on September 20, 2017. (Photo by Glenn Campbell/AAP)

A woman holds Kalashnikov assault rifle during a training session with members of the Georgian Legion, a paramilitary unit formed mainly by ethnic Georgian volunteers to fight against Russian forces in Ukraine in 2014, in Kyiv, Ukraine, Saturday, February 19, 2022. Separatist leaders in eastern Ukraine have ordered a full military mobilization amid growing fears in the West that Russia is planning to invade the neighboring country. The announcement on Saturday came amid a spike in violence along the line of contact between Ukrainian forces and the pro-Russia rebels in recent days. (Photo by Efrem Lukatsky/AP Photo)

US Army Parachute Team Golden Knights perform a precision drop to commemorate the 50th anniversary of the end of the Vietnam War, above West Potomac Park in Washington, DC, USA, 11 May 2023. The performance is one of many activites being held on the National Mall over three days to honor Vietnam War veterans and their families and to commemorate the 50th anniversary of when the last US combat troops left South Vietnam in 1973. (Photo by Michael Reynolds/EPA/EFE)

Bangladeshi fisherman feed their otters as they catch fish in Narail some 208 kms from Dhaka on March 11, 2014. The fishermen are using a rare technique that relies on coordination between man and trained otters, a centuries-old fishing partnership that has already long died out in other parts of Asia. (Photo by Munir Uz Zaman/AFP Photo)