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)

A U.S. soccer fan pretends that Uruguay's soccer striker Luis Suarez is biting him as he takes a selfie next to an Adidas advertisement featuring Suarez near Copacabana beach in Rio de Janeiro, Brazil, Thursday, June 26, 2014. FIFA banned Suarez from all football activities for four months on Thursday for biting an opponent at the World Cup, a punishment that rules him out of the rest of the tournament. (Photo by Matt Dunham/AP Photo)

A model is photographed backstage before he BCBG MAX AZRIA Fall 2015 collection is modeled during Fashion Week, in New York, Thursday, February 12, 2015. (Photo by Richard Drew/AP Photo)

Queen Elizabeth II (as Princess Elizabeth) writing at her desk in Windsor Castle, Berkshire. (Photo by Lisa Sheridan/Studio Lisa/Getty Images). 30th May 1944

Krysten Ritter is seen at Sundance Festival on January 19, 2014 in Park City, Utah. (Photo by Alo Ceballos/GC Images)

American YouTuber, model and singer/songwriter Erika Costell (R) out and about in Los Angeles, USA on December 31, 2019. (Photo by ROGUT/starmaxinc.com/Rex Features/Shutterstock)

A Sumatran elephant calf receives medical attention at the Saree elephant conservation centre in Saree, Aceh province on February 15, 2021, following the three week-old pachyderm's rescue in Pidie district after being stuck in mud. (Photo by Chaideer Mahyuddin/AFP Photo)

An Afghan girl carries washed clothes on her head in Bamiyan, Afghanistan on March 2, 2023. (Photo by Ali Khara/Reuters)