A cadet from the Interior Ministry with the word Fidel painted on her face attends a rally honoring the late Cuban leader at the Revolution Plaza in Havana, Cuba, Tuesday, November 29, 2016. Schools and government offices were closed Tuesday for a second day of homage to Fidel Castro, with the day ending in a rally on the wide plaza where the Cuban leader delivered fiery speeches to mammoth crowds in the years after he seized power.Fidel Castro passed away Friday Nov. 25. He was 90. (Photo by Ramon Espinosa/AP Photo)

A young girl tries to catch snow on her tongue near the Martin Luther King Jr. Memorial, before the start of a wreath-laying ceremony honoring the legacy of the late civil rights leader in Washington, DC on January 15, 2024. The ceremony is being held to honor the civil rights leader on the anniversary of his birthday. (Photo by Andrew Caballero-Reynolds/AFP Photo)

Law enforcement officers detain a man during a rally in support of jailed Russian opposition leader Alexei Navalny in Moscow, Russia on January 31, 2021. Thousands of people have taken to the streets across Russia to demand the release of jailed opposition leader Alexei Navalny, keeping up the wave of nationwide protests that have rattled the Kremlin. Hundreds have been detained by police. (Photo by Maxim Shemetov/Reuters)

A police officer stands guard out of a venue where farmer leaders meet with government representatives in New Delhi, India, December 5, 2020. (Photo by Adnan Abidi/Reuters)

A woman takes part in a rally in support of jailed Russian opposition leader Alexei Navalny in Omsk, Russia on January 23, 2021. (Photo by Alexey Malgavko/Reuters)

A woman cries after a supporter of opposition leader Raila Odinga was killed by police, witnesses said, in Mathare slum in Nairobi, Kenya August 9, 2017. (Photo by Goran Tomasevic/Reuters)

“A bare-breasted feminist activist bearing a threatening message on her body tried to attack the Russian Orthodox Church's leader Thursday, July 26, 2012, to protest alleged anti-Ukrainian policies by the church and the Kremlin”. – HeraldNet.com

Photo: A topless protester from the Ukrainian feminist group FEMEN is blocked by a security guard and a priest as she tries to throw herself at the leader of the Russian Orthodox Church. (Photo by Associated Press)

These photographs of hundreds of ducks following their leader down a river are truly mesmerizing. Rafeur Rahman of Bangladesh climbed a high bridge and saw hundreds of ducks apparently playing a game of follow the leader. More than 500 ducks live on the river, where the mosses and snails provide the perfect habitat. Here: Ducks in the river Baral in Bangladesh. (Photo by Rafeur Rahman/Caters News Agency)